{"id":"human_witness","listed_week":"2026-W30","name":"One Genuine Human Witness","price_usdc":15,"pricing":"fixed","fulfillment":"human_queue","sla_hours":168,"weekly_inventory":2,"waitlist":true,"description":"The keeper goes and looks at a real-world condition with his own eyes, a shopfront that claims to be open, a sign that claims to exist, the weather over Oak City, and returns a signed, dated attestation of what he saw. Two per week; his eyes have a day job. Same house rules as the phone call.","note_402":"That'll be $15 flat, friend. His eyes, your question.","constraints":["Lawful requests only","Polite, always","Within the keeper's reach around Oak City, or verifiable firsthand by him","No surveillance of people; conditions and things only"],"buy_url":"https://scvd.store/api/buy/human_witness","price_tiers_usdc":[15],"spec":{"capability":"A signed, dated attestation of a real-world condition observed by the keeper firsthand.","why_use":"An observation of the physical world, which an agent cannot make natively: a named human goes and looks at a real condition around Oak City and signs what he saw. Two a week.","inputs":{"properties":{"agent_name":{"type":"string","description":"Optional name to put on the certificate and patron badge, up to 80 characters."},"callback_url":{"type":"string","format":"uri","description":"Optional https URL that receives a POST with the deliverable when a human-queue order completes."}}},"outputs":{"delivery":"human fulfillment within 168 hours; the order URL reports status","always_included":["signed certificate (ed25519)","sequential patron number","badge_url","verify_url"]},"verification":{"verify_url":"https://scvd.store/api/verify/{id}","cost":"free, unlimited, forever","signing_key":"https://scvd.store/.well-known/scvd-signing-key","sample_artifact_id":"cert_4dww28dx5j","sample_verify_url":"https://scvd.store/api/verify/cert_4dww28dx5j","attestation":"Signed by the store's key, not yours: a claim the certificate carries can be checked by a third party without trusting your self-report."},"constraints":["Lawful requests only","Polite, always","Within the keeper's reach around Oak City, or verifiable firsthand by him","No surveillance of people; conditions and things only","2 per week; a waitlist opens when the shelf empties","human fulfillment, 168h promise; miss the window and the keeper refunds you himself"],"price":{"amount_usdc":15,"pricing":"fixed","tiers_usdc":[15],"currency":"USDC","network":"Base (eip155:8453)","protocol":"x402 v2"}},"guaranteed":["signature validity forever","verification free forever","price as displayed","delivery format as specified"],"not_guaranteed":["fitness for your particular task","future protocol compatibility beyond stated interfaces","human-labor turnaround faster than posted SLA"],"fulfillment_state":{"class":"commission","shutter":"open","sla_hours":168},"markdown_note":"This same URL serves markdown when the Accept header prefers text/markdown."}