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NEO library.org · SESY.AI

Legal Notice

Identity of the owner of sesy.ai, neolibrary.org and sesy.store, and how to reach each area.

Last updated: 7 October 2026 · One set of terms for SESY.AI (sesy.ai) and NEO Library (neolibrary.org). The same text applies on both sites.

1. Owner

José Fernando Sánchez González (Librarian Joséf Sánchez Coach), persona física registered with the SAT. Librarian (UNAM), systems architect since 1999. Tulum, Quintana Roo, and Mexico City, Mexico. Official page: josef.sesy.ai.

2. The sites

  • neolibrary.org: NEO Library, the life's work.
  • sesy.ai: SESY.AI, Semantic Systems & AI, the technology.
  • sesy.store: the shop.

3. Areas and contact

All areas answer at hello@sesy.ai and on WhatsApp +52 999 992 2040. Write the area in the subject:

  • SESY.AI services and applications
  • NEO Library and membership
  • Contributions and donations
  • Shop orders and returns
  • Billing and invoices (sesy.store)
  • Privacy and data rights (ARCO)
  • Legal

4. Legal nature

Neither site belongs to a civil association, an NGO or an authorized donee. Contributions are received by the persona física named above and are not tax-deductible.

5. Frameworks we follow

W3C, UN, UNESCO, IFLA and UNAM are frameworks we follow, not partners.

Two ways to build it

Contribute, or put SESY.AI to work.

NEO Library lives on two things only: contributions, and the work of SESY.AI. Both keep knowledge open and never for sale.

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