EPR Gap: packaging producer matching across EU registers

SOURCES:
- France: Open register (Licence Ouverte 2.0, National Portal)
- Spain: RD 1055/2022 Article 15.2 open registry

DICTIONARY:
- found: producer appears in target register (unique or multi-hit match)
- not_found: producer not found in the target register on the stated date; not a statement about compliance or market presence
- ambiguous: producer name is not checkable (no usable normalized form)
- no_source: target country register is not yet available

DISCOVERY:
Web interface: https://eprgap.com/p
Methodology: https://eprgap.com/p/methodology

API:
REST + MCP bridge at /v1 (behind API key)
Payment gateway for agent access: https://eprgap.com/box/epr-check
Rate limiting per IP: 10 searches/day (web); unlimited with key

CONTACT:
API documentation: /openapi.json