← The evidence ledger
Evidence row 121190
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://sg-cm-kg.ai/api
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 934d10d755585b4361e1ac6229e7ac2aa3632b003e61ab684731dfcab36f475e
- Leaf
- 0x282af356a10cd52fba4b2c24614c946b13d2bc3d44d30a04141c8776fd76f393
What was observed
{
"endpoints": [
[
"x402",
"https://sg-cm-kg.ai/api"
]
],
"name": "sg-cm-kg.ai/api",
"owner_address": "0x0bfd52ea41841d0f1121399167bfe36781d40ebb",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"description": "One paid call on sg-cm-kg.ai for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://sg-cm-kg.ai/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/.",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxAmountRequired": "10000",
"maxTimeoutSeconds": 300,
"mimeType": "application/json",
"network": "eip155:8453",
"payTo": "0x0Bfd52Ea41841D0F1121399167bfE36781d40ebB",
"resource": "https://sg-cm-kg.ai/api",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0xB2000000000000000000002fEb517dFeC7415344",
"description": "One paid call on sg-cm-kg.ai for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://sg-cm-kg.ai/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/.",
"extra": {
"assetTransferMethod": "permit2",
"name": "OpenUSD",
"version": "1"
},
"maxAmountRequired": "10000",
"maxTimeoutSeconds": 300,
"mimeType": "application/json",
"network": "eip155:8453",
"payTo": "0xF516E2C54C7cDb5b34857fa35278259ff24fC8bF",
"resource": "https://sg-cm-kg.ai/api",
"scheme": "exact"
}
],
"description": "One paid call on sg-cm-kg.ai for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://sg-cm-kg.ai/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"type": "http"
},
"output": {
"example": {
"data": {
"statement": "the surface's record of record",
"surface": "sg-cm-kg.ai"
},
"receipt": {
"amount_usdc": "0.01",
"receipt_url": "https://sg-cm-kg.ai/x402/receipt/{nonce}",
"settled": true
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"eip2612GasSponsoring": {
"info": {
"description": "The facilitator accepts EIP-2612 gasless Permit to Permit2 canonical contract.",
"version": "1"
},
"schema": {
"type": "object"
}
}
},
"lastUpdated": "2026-10-24T01:46:30.3Z",
"quality": {
"l30DaysTotalCalls": 5,
"l30DaysUniquePayers": 5,
"lastCalledAt": "2026-10-24T01:46:29.733Z"
},
"resource": "https://sg-cm-kg.ai/api",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "One paid call on sg-cm-kg.ai for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://sg-cm-kg.ai/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/."
}What the leaf hashes
{"body":"934d10d755585b4361e1ac6229e7ac2aa3632b003e61ab684731dfcab36f475e","id":121190,"kind":"listing","method":"baseline/1","observed_us":1793025619450316,"prev":null,"subject":"x402_bazaar:https://sg-cm-kg.ai/api","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x282abeb9443a858d1c823c5a0070bdd3bdf7f298259a65368f23b3ea23a46753
- 0xca5f33358ee1255db4ff18a7d9eebd314c74b1bc85b2c94ee9875faa44d65b90
- 0x67750376548c59764a8bdc460b324e2c093331ddaf6801ed226a19ef274b9fda
- 0x24dddd438931746a03e9a6f2c7267996a29ce25776e7641e82336dc837727f82
- 0x974b65dd30df5d3b588f27e8e155a2e9339b5a22ff9c0828c5d67dc96cb77fa9
- 0x4c5b98db5df9d931ff0469cf906586f429b8a8d5fc8ebe2b5a5b643d87ba6e5e
- 0x316d85f6872ea1cb75247344b610b054597af48402e28127980fd6f172db94f1
- 0x0cac57b47d23f4b755c3e34ce375b1c285bde5ba12770464232ca4a571ad171c
- 0x765a547b33e6c90dd78128b1c845297e1ccd846bd7b52128ae52c9e5830c32b3
- 0x4d8bb16b4aec5841b672df8d199e4352602bcc1a2c03f3991b935d7477eac607
- 0x29ff42cd28c985738cc9b9746505241162025974e4e3ebf7c6681609002132fa
- 0x364047261f51ecdbe278514b4f415358118ef4644f7124e15a40f80a86f6a05b
- 0x16a8fb19a5e4f4535e7cb3fce5c15ecfa188586bb74e347ee71164f8af27dfe1
- 0xd843afcced75dedd39194ff9bd12326b88099e6112686db2299392d022dc3146
- 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
- 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae