Evidence row 525132

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.signalis.dev/v1/pulse/content/recent"
    ],
    [
      "x402",
      "https://api.signalis.dev/v1/pulse/narratives"
    ],
    [
      "x402",
      "https://api.signalis.dev/v1/pulse/narratives/:id"
    ]
  ],
  "name": "api.signalis.dev",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "api.signalis.dev",
    "endpoints": [
      {
        "description": "Paid ($0.02 USDC via x402). Raw scraped content items from the last 4 hours across all Pulse sources. Proxied from the Pulse service. Compute-first / settle-after — you are never charged when Pulse is unavailable or returns an error.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://api.signalis.dev/v1/pulse/content/recent"
      },
      {
        "description": "Paid ($0.01 USDC via x402). Active AI-business narratives with lifecycle stage, driving sources, and momentum. Proxied from the Pulse service. Compute-first / settle-after — you are never charged when Pulse is unavailable or returns an error.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "65",
          "l30DaysUniquePayers": "8"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://api.signalis.dev/v1/pulse/narratives"
      },
      {
        "description": "Paid ($0.01 USDC via x402). Narrative detail: content items, source attribution, and lifecycle updates for one narrative. Proxied from the Pulse service. Compute-first / settle-after — you are never charged when Pulse is unavailable or returns an error.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "example",
            "group": "query",
            "name": "id",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "4036",
            "group": "path",
            "name": "id",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "",
        "tags": [],
        "url": "https://api.signalis.dev/v1/pulse/narratives/:id"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "api-signalis-dev",
    "integrationType": "",
    "isNew": false,
    "name": "api.signalis.dev",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.013333",
      "currency": "USDC",
      "maxAmount": "0.02",
      "minAmount": "0.01"
    },
    "provider": "api.signalis.dev",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"1be1ea8a5bf26e930a8f5f1f523f3faf49105124a6d4c91329c0fbab80733c9a","id":525132,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793124751158447,"prev":1438,"subject":"agentic_market:api-signalis-dev","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. 0x0e718a6e90b463f122386c0e2419d6b56af4724eb3580355c47b1aa9aab1e947
2. 0x6cb59700de6a23f86a431bc838015f92722a3935588497041b0b1e67aae53418
3. 0x3cbd41ed3b8074a0a06437c4cf951bf0b3d6e6b5eb6dd6a5d88431743b404cf1
4. 0x39e67f1fa088eee5976f0c0729a931484088b3eef89e1665ee21373081ac32ea
5. 0xf5f421ffcf8b32a74e2cfce77e624b262d46281a9e2a51bb9f44b173bb381582
6. 0x7da0f41eaedde4a3376911b89f9ea212eccfa238d77bbe1734721fc975c566e4
7. 0x5d917381acb14337d81a1c8c3aee1578e0fdd02db37e9810cadf963b1afca1b9
8. 0x27632c5d1072549864dda04846caddb9baddb27b4d3a78629b1975d7302318d1
9. 0x0d3861320c7da906661b4c22ef2d70d7231b80d9d1831746c28e258d83544197
10. 0x5bfef22b1c5fc884a191644980f5f3e96775fc8144aa48ed8a11a68386ec2273
11. 0x7ba6e21c9bbf8f581e5b2d1dc9bebc057d6000f8558b25b96c86ab10ee75d7cc
12. 0x7cd06df307fe3d7d57464d35c7dee68ec2e0c9035898fd7f919c08ed5fd0a5fb
13. 0xa5d3d95b495ae2191612e64fe151fe065497e5ecb73bb111e1fabb6b3628f3de
14. 0x3e0ec8a2a8a954695a9b53a4a48a7656d7e3fd6a8795c73b49e2ef05b201ec3f
15. 0x2cf27e8a181d60d0dd27c186c2eddfcbb4e8fa71cf66feeb55a4d730e15ee8c4
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4