Evidence row 282989

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.isitdownapi.com/v1/incidents"
    ],
    [
      "x402",
      "https://api.isitdownapi.com/v1/status"
    ],
    [
      "x402",
      "https://api.isitdownapi.com/v1/status/batch"
    ]
  ],
  "name": "api.isitdownapi.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "api.isitdownapi.com",
    "endpoints": [
      {
        "description": "List recent outages and incidents for one SaaS vendor. $0.01 USDC on Base per call. Returns up to 10 most recent incidents (title, status, severity, start and resolve times) from 60SecMonitor. Unknown vendors return 404, not charged. Don't use this for live up/down status; use /v1/status.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "stripe",
            "group": "query",
            "name": "vendor",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "60SecMonitor Status API",
        "tags": [
          "incident-history",
          "outage",
          "vendor-incidents",
          "saas-status"
        ],
        "url": "https://api.isitdownapi.com/v1/incidents"
      },
      {
        "description": "Is a vendor down right now? Current outage status for one SaaS vendor. $0.01 USDC on Base per call. Returns status, active-incident summary, last-checked time, source URL and freshness fields, read live from 60SecMonitor. Unknown vendors return 404, not charged. Don't use this for past incidents; use /v1/incidents.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "stripe.com",
            "group": "query",
            "name": "vendor",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "8",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "60SecMonitor Status API",
        "tags": [
          "is-it-down",
          "outage",
          "status-page",
          "saas-status",
          "vendor-monitoring"
        ],
        "url": "https://api.isitdownapi.com/v1/status"
      },
      {
        "description": "Check whether up to 25 SaaS vendors are down in one call. $0.05 USDC on Base per call. Returns current status per vendor (comma-separated input) at one flat price, plus a list of vendors that are not operational. Not charged if no vendor is tracked or every lookup fails. Don't use this for a single vendor; /v1/status costs less.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "stripe.com,github,slack",
            "group": "query",
            "name": "vendors",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.05",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "60SecMonitor Status API",
        "tags": [
          "is-it-down",
          "batch",
          "outage",
          "vendor-status",
          "saas-status"
        ],
        "url": "https://api.isitdownapi.com/v1/status/batch"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "api-isitdownapi-com",
    "integrationType": "",
    "isNew": false,
    "name": "api.isitdownapi.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.023333",
      "currency": "USDC",
      "maxAmount": "0.05",
      "minAmount": "0.01"
    },
    "provider": "api.isitdownapi.com",
    "providerUrl": "",
    "serviceName": "60SecMonitor Status API",
    "tags": [
      "incident-history",
      "outage",
      "vendor-incidents",
      "saas-status",
      "is-it-down",
      "status-page",
      "vendor-monitoring",
      "batch",
      "vendor-status"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"9212e4c4cf60e9317a507c1932d256307b6e18fa01b41ab92982b73721c96494","id":282989,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793042653169206,"prev":265317,"subject":"agentic_market:api-isitdownapi-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xde1b89339e3a8f5819c5110a9eb61d1cba644c2f09e546656aacef6ec02f5e22
2. 0x073f36b2b5c316c348eb5d6aa66d6944f717c95362147c75aeb3a0d5303d83fe
3. 0x5f2e960896024499cb2de8502135e57277994efd80135235f927f1e53e991687
4. 0xb1ce7ce11ab14d00cc38b6eadafd4477833614da9defc57179c8199489144890
5. 0x5c2963e22a63be1913286916981eeb07de77530bae5e10f9823f9f2795c41b3a
6. 0x32868e58d84d839bad52ceeea116df6c652c18ab956b340a80c02a5685194387
7. 0xe229d4874f3df5c826c7e3e78d5b1cdf6800a8076157e073d227a1d056280ce6
8. 0x1f6610c07cc6d019e04c856c332f6ba2f4d965df57915e6664859ef82c957741
9. 0x125af8f7cd21588db99b43b6dce00993684970d227da354bed15ca0087864f1e
10. 0x12eb4e2b4ed9f7c86f939062c1dfe240b4ae07c2838ab2862752d9d227307515
11. 0x85202061e6a75f8df085f0bff56604cbc8349d53f71525ea3c173296a57488dc
12. 0xd5d3f9a510ef9bc1156a86fc24b9d0c3a67b96d7c1dad1563f35f879e0ac9b4b
13. 0xa4edde833302b48399053e2519aea1aed1074cd102bf4b553643df1866cce4ec
14. 0x0b7541c75cc482a7134110311d7dbd02095d969ba21177de9b21a52a55981718
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae