## Machine Discovery & Endpoints

Refer to our strict machine-readable schemas and GET-only rail endpoints:

- **Mint / Claim SNTL-ID:** `GET /attestation` (Stamps `SNTL-ID` in `402` memo; 1.00 USDC x402 settlement for finality)
- **Verify Fingerprint:** `GET /attestation/verify/:fingerprint` (Free)
- **Agent Card:** `GET /.well-known/agent-card.json`
- **OpenAPI Spec:** `GET /openapi.json`
- **LLM Manifest:** `GET /llms.txt`