Evidence row 75644

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://fronterasignal.com/api/v1/series/calls"
    ]
  ],
  "name": "Frontera Signal",
  "owner_address": "0x6b7a56b58c89631ab60e7153b6170677a1af00be",
  "raw": {
    "accepts": [
      {
        "amount": "250000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x6B7a56B58c89631aB60E7153b6170677A1Af00be",
        "scheme": "exact"
      }
    ],
    "description": "Use when you want to check how reliable Frontera Signal forecasts are before trusting them: every dated call with its resolve-by date and grade (HIT, MISS, PUSH or OPEN).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "from": "2026-W30",
              "to": "2026-W38"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "fields": [
                "week_id",
                "claim_id",
                "claim_text",
                "resolve_by",
                "grade"
              ],
              "rows": [
                {
                  "claim_id": "W30-jobs",
                  "claim_text": "Jun MSA jobs print useful",
                  "grade": "HIT",
                  "resolve_by": "2026-07-29",
                  "week_id": "2026-W30"
                }
              ],
              "series": "calls"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "from": {
                      "description": "ISO week YYYY-Www",
                      "type": "string"
                    },
                    "to": {
                      "description": "ISO week YYYY-Www",
                      "type": "string"
                    }
                  },
                  "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": "2026-10-03T17:28:56.362Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-03T17:28:56.191Z"
    },
    "resource": "https://fronterasignal.com/api/v1/series/calls",
    "serviceName": "Frontera Signal",
    "tags": [
      "construction",
      "real-estate",
      "texas",
      "rio-grande-valley",
      "permits"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Use when you want to check how reliable Frontera Signal forecasts are before trusting them: every dated call with its resolve-by date and grade (HIT, MISS, PUSH or OPEN)."
}

What the leaf hashes

{"body":"dc7ed690ec1fe1e3d0a01e7e031648642588c583ca122c46d82bb7aa2a27f75d","id":75644,"kind":"listing","method":"baseline/1","observed_us":1793025490937326,"prev":null,"subject":"x402_bazaar:https://fronterasignal.com/api/v1/series/calls","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. 0x3327ceb901fd4bfd43bcf91313d86e396c9618834ae917c12282a39ee1f17568
2. 0xd0884a4d5784eaf97f8d82056cdf070996c00127e443748b534d01d6c3f12934
3. 0xefe875c9473f4017c585f5ca376cebaae3e06b832c2a5eeb1e4a7a9b4da41102
4. 0x45f630f763bf19b5bb16fa7f9c053e8afc89b4cae77d0d446d586788be794923
5. 0x5478849b2c3e1f651552d6d16327b7ad05b375218866bbfab7001f6274ef559d
6. 0x7ec6004c47688ff5d6a994d5773e3cc6a901db0b282dd83029a42baee83947f4
7. 0x45327cdc5f31886577258470ddfee644365d71c2c2695239bd0ae2afb0664736
8. 0xc3fbea1a32220dabce9bfcb70f3536c6325a8eaa20d684f5f460e90982334687
9. 0xb2bab65867ba7d25c34235548a5a9e41e04bfe9b838908d08d5c38942b76a15d
10. 0x147a93b247f471325988f4856b3ff7043d5e5fa80b374a5deccea90eab3af0fe
11. 0xc99ea26556ddad6b2fde7887de8c0190d3a7c645402227c5a281ba47e02a67e5
12. 0x2f4617d7a962f32849050ad5649d9dc4f962fd8618073cfa8519e6f862dfcef8
13. 0x08de74b7fb265ddb83e4c673da8a94e5f71829b2e6e7464c71c5138e450f2217
14. 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae