Evidence row 547558

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agents.supremeai.ca/v1/github/repo"
    ],
    [
      "x402",
      "https://agents.supremeai.ca/v1/health-check"
    ],
    [
      "x402",
      "https://agents.supremeai.ca/v1/preflight"
    ],
    [
      "x402",
      "https://agents.supremeai.ca/v1/pypi/package"
    ]
  ],
  "name": "agents.supremeai.ca",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "agents.supremeai.ca",
    "endpoints": [
      {
        "description": "Look up a GitHub repository: stars, forks, open issues, primary language, license, default branch, topics, and last push time. One call, structured JSON. For open-source vetting, competitive analysis, and tracking project activity.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "expressjs/express",
            "group": "body",
            "name": "repo",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.005",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "5",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "supremeai",
        "tags": [
          "github",
          "repository",
          "stars",
          "open-source",
          "dev-tools"
        ],
        "url": "https://agents.supremeai.ca/v1/github/repo"
      },
      {
        "description": "Probe a public HTTP(S) URL and report availability: up/down, HTTP status, and latency in ms. Use it to check whether another paid API or x402 service is alive before spending money calling it. Public internet targets only.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://example.com",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "8",
          "l30DaysUniquePayers": "7"
        },
        "serviceName": "supremeai",
        "tags": [
          "monitoring",
          "uptime",
          "agent-ops",
          "health"
        ],
        "url": "https://agents.supremeai.ca/v1/health-check"
      },
      {
        "description": "Check an x402 endpoint BEFORE paying it. Makes one unpaid request (never sends money), decodes the 402 terms, and verifies: the asset is a real USD stablecoin on that network, the price in USD vs your max_price_usd cap (default $0.50), payTo is a sane address (and matches expected_pay_to if given), HTTPS and certificate validity, redirects, and domain age. Returns safe_to_pay, a risk level, findings, and the cheapest acceptable payment option.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 0.05,
            "group": "body",
            "name": "max_price_usd",
            "required": false,
            "type": "number"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://agents.supremeai.ca/v1/validate",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "supremeai",
        "tags": [
          "x402",
          "security",
          "payments",
          "trust",
          "pre-flight"
        ],
        "url": "https://agents.supremeai.ca/v1/preflight"
      },
      {
        "description": "Look up a PyPI package: latest version, license, summary, required Python version, dependency count, homepage, and release count. One call, structured JSON. For Python dependency analysis and package vetting.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "requests",
            "group": "body",
            "name": "name",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.005",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "5",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "supremeai",
        "tags": [
          "pypi",
          "python",
          "package",
          "dependencies",
          "dev-tools"
        ],
        "url": "https://agents.supremeai.ca/v1/pypi/package"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "agents-supremeai-ca",
    "integrationType": "",
    "isNew": false,
    "name": "agents.supremeai.ca",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.00575",
      "currency": "USDC",
      "maxAmount": "0.01",
      "minAmount": "0.003"
    },
    "provider": "agents.supremeai.ca",
    "providerUrl": "",
    "serviceName": "supremeai",
    "tags": [
      "github",
      "repository",
      "stars",
      "open-source",
      "dev-tools",
      "monitoring",
      "uptime",
      "agent-ops",
      "health",
      "x402",
      "security",
      "payments",
      "trust",
      "pre-flight",
      "pypi",
      "python",
      "package",
      "dependencies"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"6bcdca7974c87c48d09eb35dd71d5ca5407c0ca50d8cc13aa2f41353b609c8e8","id":547558,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793133209452506,"prev":469688,"subject":"agentic_market:agents-supremeai-ca","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xf178597b57cf72291e1327ca01d444eb18121544cc4697ea81573162b2277ee1
2. 0x4842bb56f80c7d4e04450f05747db9f1089be366f6277738e25a5917b17db335
3. 0xd07816d73a44777706d93e85091b857c55e4aba1c37eadeb0427fd084c2ed418
4. 0x3fd9bc5bcbf85ba497444fe13d364a741586f5cbfcafb7fc6e05d2ee078a2ae9
5. 0xe9e1509befebc628d79ab139ed234d5ccf42f3599adf9d5f2f0cff79060c5e39
6. 0x28df46a14f7efc5dea7139f768f842cc61598a2033aac754a4b825731f2746dd
7. 0xb59890299f8c52fd6c899101cda6f4f16e3a0493ed2fbda9d0eed13d88d362d8
8. 0x9104cbf01e2462dd091e9d2dde29ec1091549e09855ffed86d634fde60b3642e
9. 0x408b2980e1a312eb9f3052f9d690fe0e9acc82b7fbe6f1ac5268bbf479fed591
10. 0x2b7b48941a3379f5a787ec59fd9622a2181c200c0026ebeed35b926bb1e44cbb
11. 0x86a162701c5c4382d7e2217c5bfe590eb52de9faf1001063b4fb50d51cc6745b
12. 0x8b1294df8f40a2bb6ff0bafdf2505700af24dfe2985fb999b2353f4c85cb56ba
13. 0xe0ddf3e1c8349b7fe55d4b2a6864486a77de3e3c0e371df44d69aeb837cfd79c
14. 0xce1471491ffb52101d7cd9884cca0fb37a9496f6e8250375054907d24a35d04f
15. 0x56f7109d4cde42492651beb1237c13cdcbf95e6fee2b2482391a2388e04c4629
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4