Evidence row 265317

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": null,
        "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":"a13d2d6b8e3ae34a886380243409032f3d99cf68ead9eb41bc53cceecbd72cc7","id":265317,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793034697507183,"prev":261560,"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. 0xcf578784b1781838ad8c4108b5dd4af2249034f0d3315436f6c1fae17a620560
2. 0x0cbb5dbfa01bc059dd47c3ce0c9c0baff1d63462a27329238116d5b15e7ade77
3. 0xad281118ac9622563f974924e958ead6bf58727694da78214cbb8a4985095c62
4. 0x9b46b4ddfff9217e8350471fc22bb28c6bc2b2e67cba4091a7f72477bcd9e714
5. 0xc49eb44d324c148d0eaff2d78fd53f8562f6606f5e5882d74b7c0a699aaf68fa
6. 0x41613214e038908a106ec7012a29c8be30adec548c1dbcf95ecda63ba4585ba5
7. 0x61a7a4efb23a2e4228cebbcfe56050c0ede805798a4a8057671932ea7ff237eb
8. 0x37dbe8973e16f0d7df01c503bdc375bf91f94e7ba9f2e341c87a529b5286a8e1
9. 0x957b2335d6cf9f2c9c7638555fafce20f612e0e8922531265bb53af9057054c0
10. 0xe80cf76bacef3df61a800537d5481bfa232c64dfad273eae27f78fe186ee2452
11. 0x207f4447ed1f515deb649bcfed4e5e49ab2ac52233bfac09df6fa492c34ac758
12. 0x3f401930661bff9a668037b662b5b8766fa60035f100a3e9fc585c576d892ffa
13. 0xe43762a621da83c0b4b63f549cd2e19c428ac702bfc1038d70233867b06c447f
14. 0xefabf1105e09cf52c12c58e60cbb5048b9ac3f02631d1816a926e14bdd86fbdf
15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae