Paid call
The blob, as servednamed by its sha256
{
"schema": "teppi.evidence.v1",
"capability_id": "cap_01M1A5A1BFNRS80RFKPZ0WNXDM",
"probe_id": "prb_01M1YW2KRPXB78W7THP8JBG1X8",
"golden_task_id": "gt_01M1PF7VP8W7TAKS6JWFGBVDH3",
"observed_at": "2026-09-07T21:48:44.902Z",
"transcript_hash": "sha256:d55f1ec06dce209c0071cdd3c48ed7009632728843a3306f819c0d42526352db",
"request": {
"url": "https://x402engine.app/api/crypto/price?currencies=usd%2Ceur&ids=bitcoin%2Cethereum&include_24h_change=true&include_market_cap=false",
"method": "GET",
"body_hash": "sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a"
},
"response": {
"status": 200,
"body_hash": "sha256:2e24abdc3d28b8775c8cff6d59d4b44d3407da26d21ed7657c9dd87f537bf902",
"latency_ms": 1481
},
"payment": {
"advertised": "1000",
"settled": "1000",
"asset": "USDC",
"network": "eip155:8453",
"tx_hash": "0xe864f8086221ae8a68a05ef2e3054e087b58bd82c2a286b6b10d1e98202e431b",
"facilitator": "cdp"
},
"checks": [
{
"layer": "L0",
"pass": true,
"score": 1
},
{
"layer": "L0",
"pass": true,
"score": 1
},
{
"layer": "L1",
"pass": false,
"score": null,
"detail": "no output schema published, so nothing can be validated"
},
{
"layer": "L3",
"pass": true,
"score": 1,
"detail": "79190 against 79188.725 from the source, 1.2749999999941792 apart, 1583.7745000000002 allowed"
}
],
"verdict": {
"correctness": 1,
"honesty": 1,
"schema_conformance": null,
"liveness": 1
},
"injection_observed": false,
"verifier_version": "2026.08.1"
}Verify it yourself
curl -s https://api.teppi.xyz/v1/evidence/sha256:f9abda10572d51d4356506edd8fc79b8d16ad732e8ee1de0c365d8ce92354d9d | sha256sumnpx teppi-check https://x402engine.app/api/crypto/price?currencies=usd%2Ceur&ids=bitcoin%2Cethereum&include_24h_change=true&include_market_cap=false