Evidence row 278773

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.losbeto.xyz/stock-quote"
    ]
  ],
  "name": "Losbeto Market Intelligence",
  "owner_address": "0xd5ba9711a3d052846a3695c70e7fcb8b3168fe7d",
  "raw": {
    "accepts": [
      {
        "amount": "15000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "requestId": "c2e1540762f7",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      },
      {
        "amount": "15000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww",
          "requestId": "c2e1540762f7"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "GEhr9HCFTRDjanMg435frSgCVwVZYpNoPrEkmNBnFHFE",
        "scheme": "exact"
      },
      {
        "amount": "15000",
        "asset": "31566704",
        "extra": {
          "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
          "requestId": "c2e1540762f7",
          "tag": "x402-global-challenge"
        },
        "maxTimeoutSeconds": 300,
        "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "payTo": "MRVA6OABPQJNJ2WFUHFY57FMJXHBV37IU665MXRJX4JYBIWGACP3LSDUF4",
        "scheme": "exact"
      },
      {
        "amount": "15000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "requestId": "c2e1540762f7",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      }
    ],
    "description": "What is AAPL trading at this second? Live quote with daily change and open/high/low, multi-source with the provider named in every response — the number no trained model knows. [Wrapper over a free public source (Finn...",
    "extensions": {
      "bazaar": {
        "dataFreshness": {
          "cache_ttl_s": 60,
          "live_data": "≤3s from source",
          "preview_data": "≤15min delayed"
        },
        "description": "What is AAPL trading at this second? Live quote with daily change and open/high/low, multi-source with the provider named in every response — the number no trained model knows. [Wrapper over a free public source (Finn...",
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "symbol": "AAPL"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "change_pct": -0.69,
              "currency": "USD",
              "exchange": "",
              "high": 346.215,
              "low": 341.03,
              "previous_close": 347.725,
              "price": 345.33,
              "provider": "Losbeto/Equities",
              "recommended_next": [
                {
                  "endpoint": "/world-quote",
                  "price_usdc": "0.0200",
                  "why": "same category as /stock-quote"
                },
                {
                  "endpoint": "/br-equity",
                  "price_usdc": "0.0200",
                  "why": "same category as /stock-quote"
                }
              ],
              "source": "Finnhub",
              "symbol": "AAPL",
              "ts": 1793024675,
              "version": "48.34.1-GUARDFIX"
            },
            "type": "json"
          }
        },
        "inputSchema": {
          "properties": {
            "symbol": {
              "description": "Asset ticker, e.g. AAPL, TSLA, BTC, GOLD",
              "type": "string"
            }
          },
          "required": [
            "symbol"
          ],
          "type": "object"
        },
        "naturalLanguageDescription": "What is AAPL trading at this second? Live quote with daily change and open/high/low, multi-source with the provider named in every response — the number no trained model knows. [Wrapper over a free public source (Finnhub (free tier)) — you pay for one schema, one payment rail, signed receipts and monitored uptime.]. Tier: discovery. 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 (~$0.028/call). Premium tiers reflect multi-source aggregation cost.",
          "price_usdc": 0.015,
          "tier": "discovery",
          "vs_median_x402": 0.54
        },
        "provider": {
          "name": "Losbeto Market Intelligence",
          "url": "https://api.losbeto.xyz"
        },
        "ranking_hints": {
          "category": "discovery",
          "primary_tag": "Equities",
          "unique_selling_point": "What is AAPL trading at this second? Live quote with daily change and open/high/low, multi"
        },
        "sampleQueries": [
          "GET /stock-quote?preview=1  # free delayed sample",
          "GET /stock-quote  # live data (returns 402 with payment challenge)",
          "GET /stock-quote?symbol=AAPL  # with parameters"
        ],
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {
                    "symbol": {
                      "description": "Asset ticker, e.g. AAPL, TSLA, BTC, GOLD",
                      "type": "string"
                    }
                  },
                  "required": [
                    "symbol"
                  ],
                  "type": "object"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "What is AAPL trading at this second? Live quote with daily change and open/high/low, multi-source with the provider named in every response — the number no trained model knows. [Wrapper over a free public source (Finnhub (free tier)) — you pay for one schema, one payment rail, signed receipts and monitored uptime.]",
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        },
        "tags": [
          "equities",
          "globalmarkets",
          "stocks"
        ],
        "title": "Stock Quote — Losbeto",
        "useCases": [
          "equity signal input",
          "cross-asset correlation",
          "delta hedging"
        ]
      }
    },
    "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": "2026-10-26T14:28:06.654Z",
    "quality": {
      "l30DaysTotalCalls": 82,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-26T14:28:06.466Z"
    },
    "resource": "https://api.losbeto.xyz/stock-quote",
    "serviceName": "Losbeto Market Intelligence",
    "tags": [
      "equities",
      "globalmarkets",
      "stocks"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "What is AAPL trading at this second? Live quote with daily change and open/high/low, multi-source with the provider named in every response — the number no trained model knows. [Wrapper over a free public source (Finn..."
}

What the leaf hashes

{"body":"971c7f0d1f3a5381d3a43328cadb809e539bd218a72292215bea8670e58f4780","id":278773,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042079262495,"prev":15706,"subject":"x402_bazaar:https://api.losbeto.xyz/stock-quote","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. 0x88cc2aa4f775c185bae2fac59bac69b59996e5d3ddd0769a4226ba3868ebcf5c
2. 0x47bac0f6a33f5cd76551bda08dde005b6900b9a31611d32a6d81270fda2c190c
3. 0x1c8c98bcad3877cc22c1947f5d2d8651d2b78a3c12ed7f9ccaaf60121d59b851
4. 0x066c0072a4a479c4a2fd51938d031d76748b25ffc3da152c104b76221435895b
5. 0x1e96e658b37708d779b5ce85c4d77be04e237973034af9817523c6904d7e7a47
6. 0x6c4e0c7f43e519efb08635b759f7eefca156133c0395ab9a70feb63a133f58d0
7. 0xaf733ff3573d93c5d2ca4455d0eb20c5b637a84b7f1e0ee60edfe5427509181c
8. 0x3de1e954f02cca34515df3ca3a7a7ff5491a5e9903f17e3bc54e2fd92a1e0954
9. 0x5b6e8e0541fb344293a23841c54b771292c6b9fa07e54e6ac5c6622881ab8d78
10. 0x0bddd95edb3cc8a74f81c35b1f32507f6ed7a6ed6ae13fea115bbe410ecc9777
11. 0x8c20bf7d4b3dd52508d554a379143f96b80b2bc0af227c0b1ce2e34d99c6430b
12. 0x7bf2d426bb827b94d7608055662cf2e3f09791e1a4c2c6bd606c0a9e89b18e59
13. 0x49d11be052a4c069b10250aaba214f566b3f2e5aaa7a98e82ccc6a71c0e801a0
14. 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae