Evidence row 425493

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.losbeto.xyz/job/br-market-brief"
    ]
  ],
  "name": "Losbeto Market Intelligence",
  "owner_address": "0xd5ba9711a3d052846a3695c70e7fcb8b3168fe7d",
  "raw": {
    "accepts": [
      {
        "amount": "150000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "requestId": "9a1931263ff7",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      },
      {
        "amount": "150000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww",
          "requestId": "9a1931263ff7"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "GEhr9HCFTRDjanMg435frSgCVwVZYpNoPrEkmNBnFHFE",
        "scheme": "exact"
      },
      {
        "amount": "150000",
        "asset": "31566704",
        "extra": {
          "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
          "requestId": "9a1931263ff7",
          "tag": "x402-global-challenge"
        },
        "maxTimeoutSeconds": 300,
        "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "payTo": "MRVA6OABPQJNJ2WFUHFY57FMJXHBV37IU665MXRJX4JYBIWGACP3LSDUF4",
        "scheme": "exact"
      },
      {
        "amount": "150000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "requestId": "9a1931263ff7",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      }
    ],
    "description": "JOB: one payment = the Brazilian market briefing. Central Bank macro (Selic, CDI, IPCA, PTAX) + yield curve + Ibovespa + crypto regime, composed with the real-rate number every allocator checks first. Unique on x402 —...",
    "extensions": {
      "bazaar": {
        "dataFreshness": {
          "cache_ttl_s": 60,
          "live_data": "≤3s from source",
          "preview_data": "≤15min delayed"
        },
        "description": "JOB: one payment = the Brazilian market briefing. Central Bank macro (Selic, CDI, IPCA, PTAX) + yield curve + Ibovespa + crypto regime, composed with the real-rate number every allocator checks first. Unique on x402 —...",
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "format": "json"
            },
            "type": "http"
          },
          "output": {
            "type": "json"
          }
        },
        "inputSchema": {
          "properties": {
            "format": {
              "description": "Response format (json)",
              "type": "string"
            }
          },
          "required": [],
          "type": "object"
        },
        "naturalLanguageDescription": "JOB: one payment = the Brazilian market briefing. Central Bank macro (Selic, CDI, IPCA, PTAX) + yield curve + Ibovespa + crypto regime, composed with the real-rate number every allocator checks first. Unique on x402 — no other node covers Brazil.. Tier: pro. Live via x402 or credits; free delayed preview via ?preview=1. Auditable on-chain settlement; Ed25519-signed metrics.",
        "pricingRationale": {
          "notes": "Aligned to x402 ecosystem median (~$0.028/call). Premium tiers reflect multi-source aggregation cost.",
          "price_usdc": 0.15,
          "tier": "pro",
          "vs_median_x402": 5.36
        },
        "provider": {
          "name": "Losbeto Market Intelligence",
          "url": "https://api.losbeto.xyz"
        },
        "ranking_hints": {
          "category": "pro",
          "primary_tag": "Jobs",
          "unique_selling_point": "JOB: one payment = the Brazilian market briefing. Central Bank macro (Selic, CDI, IPCA, PT"
        },
        "sampleQueries": [
          "GET /job/br-market-brief?preview=1  # free delayed sample",
          "GET /job/br-market-brief  # live data (returns 402 with payment challenge)",
          "GET /job/br-market-brief?format=json  # with parameters"
        ],
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {
                    "format": {
                      "description": "Response format (json)",
                      "type": "string"
                    }
                  },
                  "required": [],
                  "type": "object"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "JOB: one payment = the Brazilian market briefing. Central Bank macro (Selic, CDI, IPCA, PTAX) + yield curve + Ibovespa + crypto regime, composed with the real-rate number every allocator checks first. Unique on x402 — no other node covers Brazil.",
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        },
        "tags": [
          "jobs",
          "brazil",
          "macro",
          "crypto",
          "market-data"
        ],
        "title": "Job/Br Market Brief — Losbeto",
        "useCases": [
          "market data input",
          "AI agent research",
          "systematic trading"
        ]
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1790529703/bazaar-icons/b104f2f7df1a4ce6.png",
    "lastUpdated": "2026-10-27T00:19:02.785Z",
    "quality": {
      "l30DaysTotalCalls": 78,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T00:19:02.58Z"
    },
    "resource": "https://api.losbeto.xyz/job/br-market-brief",
    "serviceName": "Losbeto Market Intelligence",
    "tags": [
      "jobs",
      "brazil",
      "macro",
      "crypto",
      "market-data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "JOB: one payment = the Brazilian market briefing. Central Bank macro (Selic, CDI, IPCA, PTAX) + yield curve + Ibovespa + crypto regime, composed with the real-rate number every allocator checks first. Unique on x402 —..."
}

What the leaf hashes

{"body":"a2828e4885572097a93c9ee74b9c39b9e8c51f9e3fd617b43196d83f327e4c91","id":425493,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086110510338,"prev":407665,"subject":"x402_bazaar:https://api.losbeto.xyz/job/br-market-brief","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. 0x31647c5f5d7f8146fae457b4bdef7adaf739d25d33654bd0ce3dbe2bcb91fef4
2. 0x355ccf01bf054684f7dfcc672c171aae1f1d99d98327e9b3b6e1424d1a46e256
3. 0xd0441ffe7025733c4d6f429d89122661f7398275b8407d03a40dd72ee5395ae0
4. 0x5f922117335bc6d9f21b037f21e9543cdbdc39e70fdf5881ef998c8b19218043
5. 0xcb69ef613faf0635b57f0d03b9e9726577e0c9a61d7932fbc828c40341ef2612
6. 0x9918364145f402015b235ddad83972d94bfde81d8f057224ac15488938d26190
7. 0xc8ff23e860be16a926055ad6c1be7fbe7b3189923eafc5ff6c8e88d177f58a89
8. 0x4ce8b384a85c3bc08da13fb75743d6dbcbce9844f407b3878fc9499ea3500ef8
9. 0x7ddc90ff0bb25acc7799cc5d5da7936bff27fd99815269f4230c33964246986c
10. 0xa6f69fe19225a52653336df3271da577af156bc733fdc17153fee977442a3655
11. 0x79330365613fdfbe8e674b3cdf2ba31a58f362f89c6748d0e9fa16c1a967d01e
12. 0xc1b7c34b53a9fe9ca442a6957dc84259e1950987b7271aef733cbdcf0322901e
13. 0x2a25cd9926d8f2ef4726fd2a80f77b1ca202b6c3ca56aeb2f520555c93efd434
14. 0x595de2dea3b8fa56dbd6142dd78ae79f3e7169c631e41a844b100613abb3e430
15. 0x8360ee1105e4d9f9312067cbbfd47c69c5948665ae582b9684a580c8f4e199e1
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4