7 Requirements to Check Before Commissioning a Digital Archive for Cultural Properties

In the preservation and utilization of cultural properties, developing digital archives is no longer a special initiative but has become an important theme that lies on the continuum of everyday work. Demands such as wanting to preserve information while limiting the deterioration of materials, ensuring that research results are reliably passed on to subsequent years, organizing materials in a form usable for exhibitions and educational outreach, and storing records in distributed locations to prepare for disasters or accidents have become increasingly specific each year. At the same time, commissioning digital archives for cultural properties is not merely a matter of photographing and saving images. If the project is not designed to cover the nature of the objects, recording methods, rights processing, scope of publication, and future update mechanisms, the delivered product may look well organized at handover but can become an asset that is difficult to use within a few years.

A common dilemma for practitioners when choosing a vendor is how far to define requirements in advance. If you move forward with a poorly organized brief before placing an order, estimate conditions and proposal assumptions will vary by vendor, making comparisons difficult. As a result, you may think you selected the cheapest proposal only to find that necessary work was not included, leading to additional work or rework. Conversely, specifying requirements in excessive detail can remove the room for flexible proposals that suit the field. What’s important is to focus on the points that are directly tied to the business objectives and place the order with a shared understanding with the vendor.

This article organizes seven minimum requirements that practitioners searching for "cultural property digital archive outsourcing" should verify before outsourcing. Rather than a mere procurement checklist, it explains, from a practitioner's perspective, practical ways of thinking that are less likely to fail, in light of the essence of cultural property work: preservation, research, publication, and transmission.

Table of Contents

• Why Clarifying Requirements Is Important When Outsourcing Digital Archives for Cultural Heritage

• Requirement 1 Define the business purpose and the scope of disclosure at the outset

• Requirement 2: Clarify the types of target materials and their priority

• Requirement 3: Align data formats and metadata design in advance

• Requirement 4 Confirm the methods and accuracy conditions for photography, measurement, and on-site recording

• Requirement 5 Do not leave rights clearance and the scope of licensing ambiguous

• Requirement 6 Anticipate the post-delivery operations, updates, and maintenance framework

• Requirement 7: Finalize the procurement structure and the allocation of responsibilities for progress management

• How to Approach Outsourcing Cultural Heritage Digital Archives for Success

• Summary

Why Requirements Definition Is Important When Outsourcing Digital Archives of Cultural Properties

The most common failure when commissioning digital archives of cultural properties is caused less by choosing the technology itself and more by insufficient requirement definition on the client's side. For example, whether the object to be recorded is historical documents, excavated artifacts, buildings, or archaeological features greatly changes the required imaging conditions, the methods of organization, and the approach to publication. Nevertheless, if the commissioning stage proceeds with only vague expressions such as "we want to digitize" or "we want to use it later," the contractor can only propose a general specification, and as a result deliverables that diverge from the site's expectations are likely to be produced.

Moreover, the value of a cultural heritage digital archive is judged more by how it continues to be used after completion than by the moment it is finished. It is indispensable to consider whether it can be referenced as research material, repurposed for education and outreach, linked with additional materials from other fiscal years, reused for exhibition planning or report preparation, and whether it can withstand future reorganization. In other words, the requirements of commissioned work not only determine the scope of that fiscal year's tasks but also serve as a blueprint that will influence future operational viability.

Furthermore, in the field of cultural heritage, there are more considerations than in typical digitization projects—such as preservation concerns, rights-related issues, coordination with local communities, and the accountability required of administrative documents. For that reason, organizing the requirements to be checked before commissioning work helps not only in selecting a vendor but also in safeguarding the quality of the project itself.

Requirement 1 Define the business objectives and the scope of disclosure at the outset

The first thing to confirm is the project's objective: what do you want to achieve with this commission? The specifications required for a digital archive of cultural properties differ greatly depending on whether it is undertaken for preservation or for active use. If preservation is prioritized, the priorities are faithfully preserving the condition of the original materials, ensuring they can withstand future reanalysis, and organizing them without omissions. On the other hand, if public use is the main purpose, ease of browsing, ease of searching, preparation of explanatory texts, and the design of user flows become important.

One thing that often becomes ambiguous here is the request to "both preserve and make use of" the data. Of course those aims can be reconciled, but when commissioning work you need to set priorities. High-quality data for preservation and lightweight data for publication are not the same. Detailed information intended for internal use and the presentation for public release may also differ. By clarifying who will ultimately use it, how much will be made public, and when it will be released, the contractor will be better able to propose an appropriate configuration.

Defining the scope of public disclosure is also important. Whether everything is made public, access is limited to relevant parties, only images are released, or materials are made searchable with commentary will affect how thoroughly the data must be prepared. Some cultural properties warrant caution about publishing location information and detailed shapes. If work is commissioned on the assumption of public release and it later turns out that “there is actually a lot of non-public information,” you will need to revisit the specifications already built. Conversely, if staged disclosure is assumed from the outset, you can design the system to separate internal management from external publication.

Before commissioning, it is essential to articulate the purposes—such as preservation, research succession, education and outreach, tourism utilization, disaster preparedness, and internal sharing within the agency—and to organize the primary and secondary objectives. If this axis wavers, all subsequent requirements will become ambiguous.

Requirement 2 Clarify the types of target materials and their priorities

Next, what needs to be confirmed is the definition of what will be digitized for the digital archive. Even when speaking broadly of cultural properties, the targets vary widely: documents, drawings, ledgers, photographs, rubbings, three-dimensional objects, archaeological remains, buildings, landscapes, excavation records, field notebooks, and audio recordings, etc. The optimal recording method differs for each, and even the same contractor can have different areas of expertise. It is necessary to consider in advance whether to place a single bulk order for all targets or to organize materials by group and proceed in stages.

Particular care should be taken to avoid letting the scope of the outsourcing expand too much. On-site, people often decide, "since we're outsourcing anyway, let's organize the related materials as well." However, the more items are included, the more complex the shooting conditions, naming rules, metadata fields, and verification processes become. As a result, every set of materials can end up with only mediocre quality, and the amount of checking can simply increase. For the initial outsourcing, it's important to decide which groups of materials should be prioritized and to clearly define what is out of scope.

When assigning priorities, factors such as risk of deterioration, frequency of use, difficulty of re-acquisition, demand for public access, and on-site storage conditions are useful. For example, materials that are prone to deterioration and subject to frequent viewing requests should be given higher priority. Conversely, it is reasonable to defer materials that have already been partially organized or are unlikely to be used in the near future to a second phase. In cultural heritage archives, it is more realistic to steadily turn items into assets based on priorities than to try to perfect everything at once.

Also, the inspection of the condition of the materials in question must not be overlooked. Work methods change depending on damage, soiling, warping, thickness, size variations, storage conditions, and so on. If the actual items include materials that require careful handling, that premise should be included in the order specifications. Leaving this vague will lead to proposals based on general unit labor rates and cause impracticalities on site. Classifying the materials and ensuring they can be shared not only by quantity but also by their nature provides the foundation for eliciting accurate proposals.

Requirement 3 Align data formats and metadata design in advance

Cultural heritage digital archives are not complete at the stage when photographing or scanning has finished. What truly matters is that items can be found later, read, and reused. To achieve this, data formats and metadata design must be organized before commissioning. If this is inadequate, images and measurement data may exist but become unsearchable, not linked to related materials, or have update histories that cannot be traced.

The first thing to consider is whether to separate preservation data from data for use. If you are planning for long-term preservation, you should choose formats that suffer little degradation and structures that are easy to convert in the future. On the other hand, for day-to-day use or publication, it is also important that file sizes are not too large and that the data is easy to view. Rather than handing everything over to a contractor, clarifying which purposes each delivery format will serve will help you arrive at a specification that is neither excessive nor deficient.

Next, metadata is important. Unless you decide in advance which minimum items to include—name, date/period, location, reference number, creator, year of survey, related reports, date of photography, rights information, publication status, notes, etc.—the granularity of the fields will vary by contractor. In the cultural heritage sector, inconsistencies in notation and the correspondence with legacy materials tend to become major issues, so it is important to determine naming rules and how to handle management numbers beforehand.

Also, if you anticipate future additional registrations, it is important not to design a closed system that only covers the current commissioned scope. Even if you can manage only this fiscal year’s documents, the overall searchability will decline unless they are aligned with additions in subsequent years. In other words, you need an organizational framework that assumes future expansion, not just the immediate commissioned work. Even if you cannot create a perfect system at this point, you should at least standardize naming conventions, the method of assigning identification numbers, and the way classification units are defined.

On-site, people tend to focus on image quality and visual aesthetics, but what actually determines practical usability is the less visible aspects of information design. Data formats and metadata design are among the requirements most worth spending time on before outsourcing.

Requirement 4 Confirm the methods and accuracy conditions for photography, measurement, and on-site recording

If the subjects of a cultural heritage digital archive are limited to flat materials, the focus will be on organizing the imaging conditions; however, if it includes buildings, stone structures, archaeological remains, terrain, or exhibition spaces, it is necessary to clarify the on-site photography and measurement methods. What is important here is to consider, in relation to the intended use, what level of reproducibility and accuracy is required.

For example, the required level changes depending on whether you need images for publicity, records that are robust enough for research and investigation, or data intended for comparing repair histories. Data that looks visually clean is not necessarily the same as data that makes positional and dimensional relationships easy to work with. If accuracy requirements are not clarified before commissioning, contractors tend to propose conservative specifications, which can result in deliverables that are unnecessarily large or, conversely, records that remain at a level unusable for analysis.

Also, in on-site documentation, the environmental conditions for shooting and measurement greatly affect the results. Outdoors, factors such as weather and sunlight, surrounding obstructions, access restrictions, and ensuring circulation routes are relevant; indoors, constraints include lighting conditions, reflections, confined spaces, and managing visitors. Cultural properties differ from ordinary facility photography and are often subject to strict rules such as contact restrictions, prohibition on removal, scaffolding constraints, and limits on working hours. It is important to share these conditions in advance and to confirm whether on-site surveys and the development of work plans are included in the scope of the commission.

Furthermore, the handling of location information in field records cannot be overlooked. For archaeological remains, buildings, outdoor exhibits, and the like, clearly recording where the data were recorded makes later comparisons and re-surveys easier. If site photographs, measurement data, drawings, and inspection records can be linked by location in the system design, the value of the archive is greatly increased. In the cultural heritage field, preservation is the top priority, but if the accuracy of field records and the consistency of location information are assured, they can also be readily used for maintenance and the preparation of explanatory materials.

In other words, when deciding how to photograph, measure, and record on-site, you should organize the required accuracy and site conditions based on the criteria of what the records are for and to what extent they need to be documented, rather than treating it as merely a procedural task.

Requirement 5 Do not leave rights clearance and the scope of permitted use ambiguous

One of the issues that often becomes a major problem later on in commissioned digital archives of cultural properties is rights clearance. Even if the cultural property itself has public value, separate rights or usage restrictions may apply to images, explanatory texts, photographic outputs, survey records, and illustration/plate composition. If this point is left vague at the time of commissioning, restrictions—such as being unable to publish after delivery, unable to permit secondary use, or unable to reproduce content in other media—may surface, narrowing the range of possible uses for the archive that was painstakingly assembled.

What you should particularly confirm is who can use the delivered data and to what extent. You should clarify in advance whether use is assumed to be internal to the agency only, whether repurposing for promotional materials or exhibits is permitted, whether reuse for educational purposes is included, and whether re-editing or publication of excerpts is allowed. For explanatory texts and processed data created by contractors, unless the scope of use is made contractually clear, operations will require checking permissions every time.

Furthermore, for cultural properties involving multiple stakeholders such as local residents, owners, managers, and researchers, practical considerations as well as legal arrangements are necessary. Even when disclosure is legally permissible, caution may be required regarding the timing and manner of disclosure. Therefore, rights processing is not enough to simply review contract clauses; it is necessary to integrate into the overall operational design decisions about which data will be disclosed and used and to what extent.

Moreover, if you are looking ahead to outsourcing future updates or integrating with other projects, it is also important to ensure that the deliverables from this engagement can be used in the next work without problems. If ownership of rights and usage permissions are ambiguous, restrictions may arise when commissioning another vendor to perform updates. Even if an issue does not seem apparent at the time of commissioning, it can become a major obstacle when expanding years later, so the initial design is extremely important.

Cultural heritage digital archives are not intended to end with preservation; they should be used to expand their value. To avoid narrowing that value, rights clearance and the scope of usage permissions should be clearly documented, with an eye toward practical operational use.

Requirement 6: Plan for post-delivery operations, updates, and maintenance

What is often overlooked before contracting is post-delivery operations. A digital archive may seem like a one-off project that is completed upon delivery, but in reality the real work of management begins after delivery. If it cannot respond to changes such as adding new materials, correcting errors, reviewing the scope of publication, progress in related research, or turnover of the agency staff responsible for management, the archive will quickly become difficult to use.

Therefore, before outsourcing, you should confirm ease of updating as a requirement. Checking whether the delivery format can accommodate future additional registrations, whether internal staff can perform updates or outsourcing will be required each time, whether revision history can be retained, and how backups are handled will make it easier to anticipate the post-delivery burden.

Also, in cultural heritage archives, it is often assumed that projects will continue across fiscal years. Even for single-year projects, if you do not consider how to handle additional materials in subsequent years, separate data systems will accumulate year by year, making cross-searching and centralized management difficult. Even if you cannot create a perfect overall picture in the initial contract, it is important to at least be mindful of designing for easy extensibility.

From a maintenance standpoint, preparing for staff changes is indispensable. In practical work in the field of cultural properties, every time the person in charge changes, understanding of naming conventions and storage locations can lapse, making it difficult to inherit data that has been carefully organized. Therefore, it is necessary to ensure that not only the deliverables themselves but also the management rules, operating procedures, and the underlying approach to system configuration can be handed over. Even at the vendor selection stage, it is reassuring to confirm not only the delivery of the final products but also the completeness of handover documentation and the provision of explanatory support.

If you aim for an archive that will be useful over the long term, you need to include in the requirements not only short-term task completion but also that operators can maintain it without undue burden. If this is deferred, even if everything is in order in the first year, it could become an asset that no one touches after a few years.

Requirement 7 Finalize the ordering system and the allocation of responsibilities for progress management

Finally, what I want to confirm is the client-side structure. In outsourcing digital archives of cultural properties, not only the contractor’s technical capabilities but also the client’s decision-making structure greatly influence the outcome. This is because many matters can only be decided by the client, such as the selection of target materials, verification of notations, decisions on whether to publish, coordination with stakeholders, and inspection and acceptance of deliverables. If this structure is unclear, decisions can stall mid-project and work can be delayed.

In actual on-site situations, multiple parties may be involved, such as those responsible for cultural properties, information management, public relations, facility management, and academic experts. Not everyone needs to grasp the same level of detail, but it is essential to decide who the final decision-maker is, who will review drafts, and who will be responsible for publication decisions. If these roles are not determined, each confirmation request can result in items being sent back, affecting deadlines and quality.

Also, the unit of progress management is important. Whether you set staged deliveries for each group of materials, start full-scale work after reviewing a trial version, or where you place milestones for interim checks will greatly affect the amount of rework. In cultural heritage archives, rather than doing a consolidated check just before final delivery, it is more effective to confirm samples and rules at an early stage and correct deviations in direction at intermediate stages. In other words, a good commission is not one that can be handed off entirely, but one in which roles are clearly divided and the flow of decision-making is designed.

Establishing a procurement framework may seem to increase the internal burden. However, in reality, by clarifying roles upfront you reduce rechecks and differences in interpretation, and as a result can lower the overall workload. It is often the case that mapping out internal decision-making routes before selecting a vendor proves to be the most effective preparation.

How to Advance a Cultural Heritage Digital Archive Commission Toward Success

So far we have reviewed seven requirements, but in practice it can be difficult to organize everything perfectly from the outset. Even in such cases, at minimum you should be able, before commissioning, to explain on one sheet the five items: purpose, target, publication scope, delivery format, and review/approval process. If you can do this, discussions with the contractor are less likely to go off course, and it will be easier to compare estimates and proposals.

Also, when selecting a contractor, it’s important to consider not only price and workload but whether they can accommodate the particular care required for cultural heritage. Over the long term, record accuracy, careful handovers, and the ability to interpret requirements make a far greater difference than speed of work or flashy appearances. This is because archives of cultural heritage are not merely deliverables but the foundation for preservation and transmission.

Furthermore, it is important not to treat a commission as a one-time order, but to take the stance of designing it as the first step toward future accumulation. While determining how much to do this time, also being aware of what can be added next time will create continuity across fiscal years. In the cultural heritage field, because projects are assumed to proceed by prioritizing tasks within limited budgets and personnel, an easily expandable design has great value.

On projects that include on-site records, looking beyond mere digitization of materials to include management of location information and site information increases the efficiency of subsequent work. For example, when documenting ruins, stone structures, and outdoor cultural properties, organizing photos, measurement results, and survey notes linked to locations improves ease of reference for future surveys, inspections, and repair planning. Thinking of cultural heritage archives not only as static repositories but as a foundation that supports ongoing site management makes the value of commissioning clearer.

Summary

There are many things to check before commissioning a cultural heritage digital archive, but the key points are clear. Before contracting, you should articulate why you are creating it, what will be included, in what formats it will be preserved, how much will be made public, and who will make the decisions. If this preparation is done, you will be able to evaluate proposals from contractors not only by superficial appearance or price but by their compatibility with the project’s objectives. Conversely, if you proceed without this clarification, even if the deliverables look complete at handover, usability issues are likely to surface during the operational phase.

Documentation of cultural heritage involves handling information that cannot be restored once lost. For that reason, the success or failure of a commission is determined largely not only by the quality of work after commissioning but also by how requirements are organized before commissioning. Whether the emphasis is on preservation, transmission, public access, or reuse, it is important to be mindful of formats that can continue to be used into the future.

And if you want to efficiently organize cultural heritage–related data acquired on site while linking it to location information, it is worth rethinking the approach to on-site measurements that serve as the entry point to records. For outdoor remains, surrounding environments, and survey-point records, the accuracy of location data affects the usability of subsequent processes. Utilizing iPhone-mounted high-precision positioning devices such as LRTK can make it easier to organize photos and location data collected on site, and can help achieve a balance between the accuracy and efficiency required for on-site records in cultural heritage archives. By not only outsourcing the creation of digital archives but also adopting a perspective of improving routine on-site recording itself, the accumulation of cultural heritage information becomes even more robust.