Evidence row 121314

Observed 26 Oct 2026, 14:40 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://signal-foundry.replit.app/api/paid/signals
Recorded: 26 Oct 2026, 14:40 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: b4053528ffbac818d77211282fffee358dd914c8f4da1ebcc32610e044538e8b
Leaf: 0x515ca06d586a362ba579821c0cc063d9ab6339028d812451424997efe6252405

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://signal-foundry.replit.app/api/paid/signals"
    ]
  ],
  "name": "Signal Foundry",
  "owner_address": "0xfa279d5d64d72318a5d0fb678472c40176db770f",
  "raw": {
    "accepts": [
      {
        "amount": "50000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xfa279d5d64D72318a5d0fb678472c40176DB770f",
        "scheme": "exact"
      }
    ],
    "description": "Use for source-backed Item 1A risk-disclosure changes for one issuer. Pass exactly one ticker or CIK; optionally filter by materiality (HIGH, MEDIUM, LOW) and classification. A successful nonempty request returns all matching RELEASE signals from the latest eligible frozen comparison in Signal Foundry, not necessarily the issuer's latest SEC filing. $0.05 USDC per request, not per signal.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "materiality": "HIGH",
              "ticker": "JPM"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "oneOf": [
                    {
                      "not": {
                        "required": [
                          "cik"
                        ]
                      },
                      "required": [
                        "ticker"
                      ]
                    },
                    {
                      "not": {
                        "required": [
                          "ticker"
                        ]
                      },
                      "required": [
                        "cik"
                      ]
                    }
                  ],
                  "properties": {
                    "cik": {
                      "description": "Issuer CIK as decimal digits.",
                      "pattern": "^\\d{1,10}$",
                      "type": "string"
                    },
                    "classification": {
                      "enum": [
                        "NEW_RISK",
                        "NEW_DISCLOSURE",
                        "NEW_EXPOSURE",
                        "EXPANDED_RISK",
                        "NARROWED_RISK",
                        "EVENT_STATUS_CHANGE",
                        "REALIZED_FINANCIAL_IMPACT",
                        "QUANTITATIVE_CHANGE",
                        "REGULATORY_CHANGE",
                        "COMMERCIAL_CHANGE",
                        "OPERATING_CHANGE",
                        "REMOVED_DISCLOSURE",
                        "REPHRASED",
                        "RECAST_DISCLOSURE",
                        "RELOCATED",
                        "REORGANIZED",
                        "SPLIT_MERGE",
                        "NO_MATERIAL_CHANGE",
                        "UNCERTAIN"
                      ],
                      "type": "string"
                    },
                    "materiality": {
                      "enum": [
                        "HIGH",
                        "MEDIUM",
                        "LOW"
                      ],
                      "type": "string"
                    },
                    "ticker": {
                      "description": "Stored ticker alias.",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-19T06:18:20.574Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-19T06:18:20.297Z"
    },
    "resource": "https://signal-foundry.replit.app/api/paid/signals",
    "serviceName": "Signal Foundry",
    "tags": [
      "SEC",
      "Item 1A",
      "risk factors",
      "corporate risk disclosure",
      "source-backed intelligence"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Use for source-backed Item 1A risk-disclosure changes for one issuer. Pass exactly one ticker or CIK; optionally filter by materiality (HIGH, MEDIUM, LOW) and classification. A successful nonempty request returns all matching RELEASE signals from the latest eligible frozen comparison in Signal Foundry, not necessarily the issuer's latest SEC filing. $0.05 USDC per request, not per signal."
}

What the leaf hashes

{"body":"b4053528ffbac818d77211282fffee358dd914c8f4da1ebcc32610e044538e8b","id":121314,"kind":"listing","method":"baseline/1","observed_us":1793025619749642,"prev":null,"subject":"x402_bazaar:https://signal-foundry.replit.app/api/paid/signals","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).

0x515cfef8cbf0d19ba628040ad579a078b00660faedc0d7f372ddda6bf970004e
0x6b09ff20d4b1f387992beeaacc5d1ecd87c2b046e1686bdcbbbe17fbf67c7451
0x420887039ef0ea7073e87ac6ad3e91be0c0e30d85f19b7964dcf8e1d4fbfb95f
0xd8a3d1257f3f7e22bef5c5168d4a94947e030f27af688004ff3cc7df3993e9dc
0x1aa897497da5f3d70ba90e8e09b38068ee889c75c3af98199bee9a98b2fdc827
0x0b46fcf419860b52cf172735a3f3ccca64134bcb0657a2fa0ffd87b9f252edec
0xf4130ce971783c457ec3df2adb65ead02ea745fc19b735390622810211ae8655
0xbf7f2d7a415b82bbc74ba3e4b256d43504b7382b73f2acfb68bce1a176520e66
0xa52d42a5346e0512b6ec1b03939534597318bcf354b17a7f65bcc9fd29d6855a
0x645ef58b69b469e4c309b22dfe9ca3f972fe60aa617a1dcb95a02418c0d9270c
0xfa039eb62e5d0ae9f7aaaafb0fcbceacfa661b07228233046b9a9af94e547a55
0xecaf47ba75097c34f2d3c4d62539dace0db8b484bf08941a9259e2d1e8ccea77
0xf7d2cf278e5d2768b8bdb70730c378877cf7165d8efcbec8bcd3282fdc50d177
0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON