PIRIDI is a digital research platform providing tools for the documentation, study, and dissemination of Roman epigraphic data, with particular focus on Instrumentum Domesticum Inscriptum. The service is provided free of charge for academic and non-commercial research purposes. The platform is under active development; features, data structures, and content may change over time.

To create an account, you must:

• Be at least 16 years of age.
• Provide accurate and complete information: full name, institutional or academic affiliation, and a valid email address.
• Maintain one account per person; multiple registrations by the same individual are not permitted.
• Keep your password confidential and notify us immediately at [email protected] of any unauthorised use of your account.

You agree to use the platform only for lawful purposes consistent with academic research. You agree not to:

• Submit false, fabricated, or deliberately misleading epigraphic, bibliographic, or prosopographic data.
• Use the platform or its data for any commercial purpose.
• Attempt to gain unauthorised access to the platform, its systems, or other users' accounts.
• Harvest or scrape data through automated means without prior written permission.
• Reproduce or distribute PIRIDI content in violation of its licence (see Section 5).
• Impersonate other researchers or misrepresent your institutional affiliation.
• Upload content that infringes third-party intellectual property rights.

When you submit research data — inscriptions, artefacts, findspot records, prosopographic entries, bibliographic references, images, or comments — you:

• Represent that the data is, to the best of your knowledge, accurate and properly attributed.
• Grant PIRIDI a worldwide, royalty-free licence to store, display, and distribute that data under the platform's open-access licence (CC BY-NC-SA 4.0).
• Acknowledge that your contributions will be attributed to your account in the activity log and may appear in data exports and publications.

PIRIDI reserves the right to review, edit, or remove contributions that violate these Terms or the platform's editorial guidelines.

All data published on PIRIDI is made available under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) licence. Under this licence you may:

• Share — copy and redistribute the material in any medium or format.
• Adapt — remix, transform, and build upon the material.

Under the following conditions:

• Attribution — You must cite PIRIDI as specified on the About page, including the platform DOI (10.5281/zenodo.18429165).
• NonCommercial — You may not use the material for commercial purposes.
• ShareAlike — If you remix or adapt the material, you must distribute your contributions under the same licence.

The PIRIDI name, interface, and software code are not covered by the CC licence and remain the property of the project and its developers.

PIRIDI uses cookies to operate the platform and, with your consent, to collect anonymous usage analytics. Two categories of cookies are used:

• Strictly necessary cookies — required for authentication and security (session management, CSRF protection). These cannot be disabled without breaking platform functionality and do not require consent.
• Analytics cookies — Google Analytics, proxied via Cloudflare, used to understand how the platform is used and improve it. These require your explicit consent and can be declined or withdrawn at any time.

Full details of all cookies, their duration, and how to opt out are set out in the Privacy Policy.

PIRIDI is an academic research platform provided "as is", without warranty of any kind. We do not guarantee:

• The accuracy, completeness, or scholarly validity of any data on the platform.
• Uninterrupted or error-free access to the service.
• The permanent retention of data submitted by users.

Use of PIRIDI data in academic publications is at the researcher's own scholarly judgement and responsibility.

To the fullest extent permitted by applicable law, PIRIDI and its team shall not be liable for any indirect, incidental, special, or consequential damages arising from your use of, or inability to use, the platform or its data.

PIRIDI administrators may suspend or permanently terminate accounts that violate these Terms. You may request deletion of your account at any time by contacting us at [email protected]. Upon deletion, your personal data will be removed in accordance with the Privacy Policy; research contributions may be retained anonymously as part of the academic dataset.

We may update these Terms from time to time. Registered users will be notified of significant changes by email. Continued use of the platform after any changes constitutes your acceptance of the updated Terms. The date at the top of this page indicates the last revision.

These Terms are governed by and construed in accordance with the laws of Spain and applicable European Union regulations. Any disputes arising from these Terms or your use of the platform shall be subject to the exclusive jurisdiction of the courts of Spain.

For questions about these Terms of Use, please contact us at [email protected].