Evidence row 555983

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://vaticmarkets.io/api/v1/alerts"
    ]
  ],
  "name": "Vatic prediction data",
  "owner_address": "0x56317ed3427a91880e7016a759d95e0e084c8f7a",
  "raw": {
    "accepts": [
      {
        "amount": "100000",
        "asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:84532",
        "payTo": "0x56317Ed3427a91880E7016a759d95e0e084c8f7a",
        "scheme": "exact"
      }
    ],
    "description": "Webhook alerts for 30 days: when a Vatic market's odds move by your threshold (and when it resolves), or when a new market matches your keyword. Signed deliveries to your https address.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "market_id": "uuid",
              "threshold": 15,
              "type": "market_move",
              "webhook_url": "https://example.com/vatic-webhook"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "expires_at": "2026-11-15T00:00:00Z",
                "id": "uuid",
                "manage_token": "secret",
                "signing_secret": "whsec_…",
                "type": "market_move"
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {}
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T19:34:29.024Z",
    "quality": {
      "lastCalledAt": "2026-10-27T19:17:21.632Z"
    },
    "resource": "https://vaticmarkets.io/api/v1/alerts",
    "serviceName": "Vatic prediction data",
    "tags": [
      "prediction-markets",
      "forecasting",
      "sports",
      "crypto"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Webhook alerts for 30 days: when a Vatic market's odds move by your threshold (and when it resolves), or when a new market matches your keyword. Signed deliveries to your https address."
}

What the leaf hashes

{"body":"5c5c51b50c5ae3ef527cc17d35fac810381417d9cd93d172b3a6539f69b6586c","id":555983,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133803451093,"prev":null,"subject":"x402_bazaar:https://vaticmarkets.io/api/v1/alerts","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. 0x7b1369b4a54583770bcf6f48df83fc506ad286310149ea071a57aa5d7b8240d9
2. 0x999709e485764988d7c057483d5d4329e157947fc814244dba05bbfe576a80bc
3. 0x3c293f1dc6b5d4e7f9c2a7d113ee7fe459924bab299e86422e024c4522fc28c1
4. 0x646483182b5af488f5267e9d9153a1db1f5f28575dce5934379f34f3b0d24b09
5. 0x54858231bdf8f81e11a41d9751abe21678dd8d00ef65ae1b231e00fba124e1ea
6. 0x4134a34722d4bc0b5ed827c8c0e44159cc83a76ea70a053fe20288f769cfbe81
7. 0xfe69f3c504a583002d5b016d79d6be51bf3e554c17518b6f4375255bb4b7a61a
8. 0xc9989c7e053ff6875f9cd338db95b40ea3ff2c88fdf8812fa6861572d6ef802b
9. 0x052b54bf9ef59149f047f91c868c9dd7147804cc949509af060da089db214721
10. 0xfef57df15e224ff9386b18d4cb8f7ec9c25b01deb7b18ef2a9c35d5bed8ea685
11. 0x926531ee7b85e18ef250d5e2cf7f1fe039b14d7d9a1ebadd7e87f963de66741a
12. 0x0574b16d30fa9d3621e88c3779ea2cd142521826d4e75735f3ae6d4ed075cfc4
13. 0x8f2d125f5fe55a24b5da16577766eeaa13f24a272bb4c1c016f423ae917da681
14. 0x9848c068b1371232529d2b5738fdc45b854c57da041b69ea7c9e112b14e2d9d1
15. 0x275720ecabb68df33eee92ae4fd70572a8d952d6c61c061c2869cfc3217aa5c5
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4