← The evidence ledger
Evidence row 1811249
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://x402.freeq.one/tools/package_supply_chain_risk
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- a3ff8eea325dd86c66282dd6a129b60e80adfe2084838f9f919ad88a370c130c
- Leaf
- 0xee3126bc27ec00f63bad2466791faad49cb85d50b274436953360207043924f2
What was observed
{
"endpoints": [
[
"x402",
"https://x402.freeq.one/tools/package_supply_chain_risk"
]
],
"name": "x402-gateway",
"owner_address": "0x90b0dc893406d6ea63bb077ed59f5e8340f98d84",
"raw": {
"accepts": [
{
"amount": "30000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 60,
"network": "eip155:8453",
"payTo": "0x90b0dC893406d6eA63bb077ED59F5e8340f98d84",
"scheme": "exact"
}
],
"description": "Package Supply-Chain Risk: Package supply-chain risk bundle: 0-100 safety score and risk band for an npm or PyPI package, with OSV vulnerabilities and fixed versions plus maintenance and adoption evidence. Known-vuln data only — no code scan. Pay per call in USDC on Base via x402 — POST https://x402.freeq.one/tools/package_supply_chain_risk.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"ecosystem": "npm",
"name": "lodash",
"version": "4.17.21"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"content": [],
"isError": false,
"structuredContent": {}
},
"type": "json"
}
},
"resource": "https://x402.freeq.one/tools/package_supply_chain_risk",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"description": "JSON request body. See GET /tools for the parameter catalog.",
"properties": {
"ecosystem": {
"description": "Registry ecosystem (default npm)",
"enum": [
"npm",
"pypi"
],
"example": "npm",
"type": "string"
},
"name": {
"description": "Package name, e.g. lodash or @scope/pkg (npm) or requests (PyPI)",
"example": "lodash",
"type": "string"
},
"version": {
"description": "A registry version; defaults to latest",
"example": "4.17.21",
"type": "string"
}
},
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"description": {
"type": "string"
},
"headers": {
"additionalProperties": {
"type": "string"
},
"type": "object"
},
"mcpServerUrl": {
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"queryParams": {
"additionalProperties": {
"type": "string"
},
"type": "object"
},
"toolName": {
"type": "string"
},
"transport": {
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"content": {
"type": "array"
},
"isError": {
"type": "boolean"
},
"structuredContent": {
"type": "object"
}
},
"type": "object"
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T18:48:44.583Z",
"quality": {
"lastCalledAt": "2026-11-01T18:48:44.583Z"
},
"resource": "https://x402.freeq.one/tools/package_supply_chain_risk",
"serviceName": "x402-gateway",
"tags": [
"mcp",
"pay-per-call",
"x402",
"usdc",
"base"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Package Supply-Chain Risk: Package supply-chain risk bundle: 0-100 safety score and risk band for an npm or PyPI package, with OSV vulnerabilities and fixed versions plus maintenance and adoption evidence. Known-vuln data only — no code scan. Pay per call in USDC on Base via x402 — POST https://x402.freeq.one/tools/package_supply_chain_risk."
}What the leaf hashes
{"body":"a3ff8eea325dd86c66282dd6a129b60e80adfe2084838f9f919ad88a370c130c","id":1811249,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793560301436109,"prev":null,"subject":"x402_bazaar:https://x402.freeq.one/tools/package_supply_chain_risk","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).
- 0xee315613a029e79bfefee6b0857f4f1d9041a8e6132db60b5cc7de90bc4e2297
- 0x3672bbf3bde39f4e6ec1d3c7789086dd1157d45ccd414db7b2bf95ce9d460b5c
- 0x2597856ff0c3aa1ca641a91b8a9e9358aed0aa5e2354ca872831c48ccae32155
- 0xc75d1bb27cf99be49379dffe07d20dd3a700f8b3900c50354546a521c66f2559
- 0x79bed1569a699adc77a80b4df6176bacef8138d8466ab9292100049d85b0726c
- 0x21c37cb38fbe2511cdf6cea9714b88b04c0f7aad8f7fa73988f48baade744981
- 0xf094efbeafb106c610d8943edb41d48fe55de47fd615fe4952f688c9ca326562
- 0xf7cf1024dcb28fecd0a1631282920c3304b9d0362ddfb841a0125286dd679382
- 0x89798ba5baaccb0a052bce8aa69c51b9cedb9980fce13a20d542c15ba7c55245
- 0x01103e2a7c0b67f460b1ec10efdc96d934bf19f8046d26e2541e2bd0b5b4cb06
- 0xaf91b8dd2bb47d8538794ac3fcec81d37ac39d339bdc342a3a965242dcf62fbb
- 0xd89fa48ca1d4954538951ca232b21fe073980b92125f2108cb7289e038ae2a25
- 0x598a084bd520019422cd8fb5335eb9a224ef694f2125f139073e8eb90ca1503c
- 0x80f03705ce9ab50e28456bf4bcfc03de151f183a71db3234274287a24f946a1d
- 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
- 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
- 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d
- Day root
- 0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
- Chained
- 0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
- Published
- On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90