Evidence row 525486

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.signalis.dev/v1/pulse/narratives"
    ]
  ],
  "name": "api.signalis.dev/v1/pulse/narratives",
  "owner_address": "0xf444abc53f5e1e73caec7df64d147ddb119514a0",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xf444abc53f5e1e73caec7df64d147ddb119514a0",
        "scheme": "exact"
      }
    ],
    "description": "Paid ($0.01 USDC via x402). Active AI-business narratives with lifecycle stage, driving sources, and momentum. Proxied from the Pulse service. Compute-first / settle-after — you are never charged when Pulse is unavailable or returns an error.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "charged": true,
              "narratives": [
                {
                  "id": 4034,
                  "momentum": 0.71,
                  "stage": "building",
                  "summary": "How founders leverage AI to reshape organizational structure and competitive positioning.",
                  "title": "AI-Native Founder Business Models and Organizational Strategy"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "required": [],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T13:43:32.76Z",
    "quality": {
      "l30DaysTotalCalls": 65,
      "l30DaysUniquePayers": 8,
      "lastCalledAt": "2026-10-27T09:45:06.04Z"
    },
    "resource": "https://api.signalis.dev/v1/pulse/narratives",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "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."
}

What the leaf hashes

{"body":"7b5db85b7bea77e49f501591b48581eb4459ae9b57e333470fde618b8e3e3c93","id":525486,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124758085124,"prev":451300,"subject":"x402_bazaar:https://api.signalis.dev/v1/pulse/narratives","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. 0x4a3063ff2b8109595d20b15effa7fd48fad458589ae78575f9332fb47094dbf4
2. 0xab05a7a97c8ff0f5bbe4e721d9881a0e4f3caab1d5657730556ba4040df690ed
3. 0x72002acb8ac2af26ae9f3247ff03685a8daf8ea320d3b84d8ac4cddbf1750eac
4. 0xca6cf3978e55c2ddb22e15373f6104cc157334481687fde61d631b49c8fabf59
5. 0x05c6e630fbd308bd3ce82e1f0039d0e2db5981a42fe7632be60569c8f559398f
6. 0x9a466d7b7084d1174ca8c8746ddd488a1986d8b7041836dbb594ed6d6409f415
7. 0x8814b7e161ea1f021b958178e19b2d0f12f42c99a3c6f99c53aa09075c683ce2
8. 0x4c7045543720830403dc9715e10fe7f5e1782931a3123e7e31741c67845af662
9. 0xeffee8800c8187f8516c3e06f827e59642be6e3e9433d7e976d877cc4a1ca96c
10. 0x3fefb7e90fcebaab3dd673ac2e4abae05fcc1a3b3a0bc42b74520ff0f0977cd5
11. 0xeb9196880bdc986689de0e7f67bcf58d7bfc97d97c9dfab3391e3b96629bdac4
12. 0xa6ea35fd4950cdcd8e7e5b8dcbb37883deca6fa621672fcdbde7ee38017f71bb
13. 0x150dc531eedad3837a4be47dd0bf1a84bf98feb63216c125982425fda525a3fd
14. 0x80ede9e5d428e39db26928b1d08254ff1241f1d7e091fd2e57130fbb4423162b
15. 0x2c117b27721eea45f6590fbccb471d21a7b0b079a53f089ecb300c63bdb3aebf
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4