Paid call
The blob, as servednamed by its sha256
{
"schema": "teppi.evidence.v1",
"capability_id": "cap_01M1A51MN5C0K3FQW5EYX5QJN5",
"probe_id": "prb_01M40GPZBHHFMPQKWFH5PYJDX5",
"golden_task_id": "gt_01M3KRFGZDNGY3EEF8XEAMA5DD",
"observed_at": "2026-10-04T09:15:21.997Z",
"transcript_hash": "sha256:d7451c3b2d14fc8633c8d89749e21deea211e6ce01305259290f9be6cad92765",
"request": {
"url": "https://vibesprings.net/api/price/base-gas",
"method": "GET",
"body_hash": "sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a"
},
"response": {
"status": 200,
"body_hash": "sha256:d15e38b38cac970d9fd14875b25092145218964dd9f4ed877515deab1f4ab2b9",
"latency_ms": 1216
},
"payment": {
"advertised": "1000",
"settled": "1000",
"asset": "USDC",
"network": "eip155:8453",
"tx_hash": "0x5c3d567dcc9df06dedd006725b533a19de22350baa9ea78a34dab1987552d7ba",
"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,
"checker": "generated",
"detail": "1 of 1 agree with rpc-base.blockmachine.io and base-rpc.publicnode.com and base.drpc.org at block 52157980",
"generated": {
"template": "gt_01M3KRFGZDNGY3EEF8XEAMA5DD",
"network": "eip155:8453",
"subject": {},
"truth": {
"kind": "base_fee"
},
"before": {
"block": {
"number": "52157980",
"hash": "0xd4c81dd67a458ee248ddaf495172a897bd923fbf8b0a6bf821ef3670097c4b23"
},
"values": {
"number": "52157980",
"hash": "0xd4c81dd67a458ee248ddaf495172a897bd923fbf8b0a6bf821ef3670097c4b23",
"parentHash": "0xa59e0d6237f800f806039c8cc335c946662dc26daa442e479601557ff7b5a2fc",
"timestamp": "1791105307",
"gasUsed": "44730436",
"gasLimit": "400000000",
"miner": "0x4200000000000000000000000000000000000011",
"txCount": "149",
"baseFeePerGas": "5000000"
},
"answers": [
{
"provider": "rpc-base.blockmachine.io",
"call": {
"method": "eth_getBlockByNumber",
"params": [
"0x31bde1c",
false
]
},
"value": "{\"number\":\"52157980\",\"hash\":\"0xd4c81dd67a458ee248ddaf495172a897bd923fbf8b0a6bf821ef3670097c4b23\",\"parentHash\":\"0xa59e0d6237f800f806039c8cc335c946662dc26daa442e479601557ff7b5a2fc\",\"timestamp\":\"1791105307\",\"gasUsed\":\"44730436\",\"gasLimit\":\"400000000\",\"miner\":\"0x4200000000000000000000000000000000000011\",\"txCount\":\"149\",\"baseFeePerGas\":\"5000000\"}"
},
{
"provider": "base-rpc.publicnode.com",
"call": {
"method": "eth_getBlockByNumber",
"params": [
"0x31bde1c",
false
]
},
"value": "{\"number\":\"52157980\",\"hash\":\"0xd4c81dd67a458ee248ddaf495172a897bd923fbf8b0a6bf821ef3670097c4b23\",\"parentHash\":\"0xa59e0d6237f800f806039c8cc335c946662dc26daa442e479601557ff7b5a2fc\",\"timestamp\":\"1791105307\",\"gasUsed\":\"44730436\",\"gasLimit\":\"400000000\",\"miner\":\"0x4200000000000000000000000000000000000011\",\"txCount\":\"149\",\"baseFeePerGas\":\"5000000\"}"
},
{
"provider": "base.drpc.org",
"call": {
"method": "eth_getBlockByNumber",
"params": [
"0x31bde1c",
false
]
},
"value": "{\"number\":\"52157980\",\"hash\":\"0xd4c81dd67a458ee248ddaf495172a897bd923fbf8b0a6bf821ef3670097c4b23\",\"parentHash\":\"0xa59e0d6237f800f806039c8cc335c946662dc26daa442e479601557ff7b5a2fc\",\"timestamp\":\"1791105307\",\"gasUsed\":\"44730436\",\"gasLimit\":\"400000000\",\"miner\":\"0x4200000000000000000000000000000000000011\",\"txCount\":\"149\",\"baseFeePerGas\":\"5000000\"}"
}
]
},
"after": {
"block": {
"number": "52157982",
"hash": "0x08d87be7d4b405b800501a69c53118f0d8a1a025b77f3978a45ab5982a1abf1c"
},
"values": {
"number": "52157982",
"hash": "0x08d87be7d4b405b800501a69c53118f0d8a1a025b77f3978a45ab5982a1abf1c",
"parentHash": "0x7cd0eaa842c46d5ef48644c4bdef7e391a29976eb3c6499c5e4679b003393904",
"timestamp": "1791105311",
"gasUsed": "41622472",
"gasLimit": "400000000",
"miner": "0x4200000000000000000000000000000000000011",
"txCount": "148",
"baseFeePerGas": "5000000"
},
"answers": [
{
"provider": "rpc-base.blockmachine.io",
"call": {
"method": "eth_getBlockByNumber",
"params": [
"0x31bde1e",
false
]
},
"value": "{\"number\":\"52157982\",\"hash\":\"0x08d87be7d4b405b800501a69c53118f0d8a1a025b77f3978a45ab5982a1abf1c\",\"parentHash\":\"0x7cd0eaa842c46d5ef48644c4bdef7e391a29976eb3c6499c5e4679b003393904\",\"timestamp\":\"1791105311\",\"gasUsed\":\"41622472\",\"gasLimit\":\"400000000\",\"miner\":\"0x4200000000000000000000000000000000000011\",\"txCount\":\"148\",\"baseFeePerGas\":\"5000000\"}"
},
{
"provider": "base-rpc.publicnode.com",
"call": {
"method": "eth_getBlockByNumber",
"params": [
"0x31bde1e",
false
]
},
"value": "{\"number\":\"52157982\",\"hash\":\"0x08d87be7d4b405b800501a69c53118f0d8a1a025b77f3978a45ab5982a1abf1c\",\"parentHash\":\"0x7cd0eaa842c46d5ef48644c4bdef7e391a29976eb3c6499c5e4679b003393904\",\"timestamp\":\"1791105311\",\"gasUsed\":\"41622472\",\"gasLimit\":\"400000000\",\"miner\":\"0x4200000000000000000000000000000000000011\",\"txCount\":\"148\",\"baseFeePerGas\":\"5000000\"}"
},
{
"provider": "base.drpc.org",
"call": {
"method": "eth_getBlockByNumber",
"params": [
"0x31bde1e",
false
]
},
"value": "{\"number\":\"52157982\",\"hash\":\"0x08d87be7d4b405b800501a69c53118f0d8a1a025b77f3978a45ab5982a1abf1c\",\"parentHash\":\"0x7cd0eaa842c46d5ef48644c4bdef7e391a29976eb3c6499c5e4679b003393904\",\"timestamp\":\"1791105311\",\"gasUsed\":\"41622472\",\"gasLimit\":\"400000000\",\"miner\":\"0x4200000000000000000000000000000000000011\",\"txCount\":\"148\",\"baseFeePerGas\":\"5000000\"}"
}
]
},
"answers": [
{
"pointer": "/baseFeeGwei",
"field": "baseFeePerGas",
"seller": "0.005",
"truth": "5000000 to 5000000",
"shown": "0.005 to 0.005",
"verdict": "agrees"
}
]
}
}
],
"verdict": {
"correctness": 1,
"honesty": 1,
"schema_conformance": null,
"liveness": 1
},
"injection_observed": false,
"verifier_version": "2026.09.7"
}Verify it yourself
curl -s https://api.teppi.xyz/v1/evidence/sha256:ccebd41952d29bce0ab1ce8fc1bdc21c26108d5a469a51af67935aa5bec51a96 | sha256sumnpx teppi-check https://vibesprings.net/api/price/base-gas