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Evidence row 119648

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://saylorinnovations.com/api/devices/recalls
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
207779d556b2a358fad4d44f60c3b45af7a2789db6e6d0e5cc8a2fb5a080e9eb
Leaf
0xab2db57302e63b991a33ae829172cd01e6f56910c81c95777aab5f048c2d0ef1

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/devices/recalls"
    ]
  ],
  "name": "Saylor Innovations Data Desk",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:datadesk:fda-device-recal",
          "name": "USD Coin",
          "note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:datadesk:fda-device-recal",
          "name": "USD Coin",
          "note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:137",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:datadesk:fda-device-recal",
          "name": "USD Coin",
          "note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:42161",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88",
          "memo": "saylor:datadesk:fda-device-recal",
          "reference": "bDLZfzR4MJreWoDE42CphttmAPhYRdWQJequNVUZSC4",
          "session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpmZGEtZGV2aWNlLXJlY2FsbHMiLCJyZWZlcmVuY2UiOiJiRExaZnpSNE1KcmVXb0RFNDJDcGh0dG1BUGhZUmRXUUplcXVOVlVaU0M0IiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjoiRVBqRldkZDVBdWZxU1NxZU0ycU4xeHp5YmFwQzhHNHdFR0drWnd5VER0MXYiLCJtaW5BbW91bnQiOjEwMDAwLCJleHAiOjE3OTI1NDcwMTc4MjN9.UhP1z06EvUyKYs-RlpU1fjf_7K21d_t-Db1CzvWlxr0"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88",
          "memo": "saylor:datadesk:fda-device-recal",
          "reference": "2VPgr4ShYmjtFMuXK7pcEriVxTqCtUATVEZZLSCctmaR",
          "session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpmZGEtZGV2aWNlLXJlY2FsbHMiLCJyZWZlcmVuY2UiOiIyVlBncjRTaFltanRGTXVYSzdwY0VyaVZ4VHFDdFVBVFZFWlpMU0NjdG1hUiIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6IkVzOXZNRnJ6YUNFUm1KZnJGNEgyRllENEtDb05rWTExTWNDZThCZW53TllCIiwibWluQW1vdW50IjoxMDAwMCwiZXhwIjoxNzkyNTQ3MDE3ODIzfQ.wL3GeIeus1E06Bp2eNWYdjPruzvHV-tVAbKe0UwhZwo"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "91139",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:datadesk:fda-device-recal",
          "native": true,
          "note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
          "quotedLamports": "93958",
          "reference": "5VxSGdHSmPeH7D61GdtZyPZpu1W8TZaQzVf1ifF6j2yT",
          "session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpmZGEtZGV2aWNlLXJlY2FsbHMiLCJyZWZlcmVuY2UiOiI1VnhTR2RIU21QZUg3RDYxR2R0WnlQWnB1MVc4VFphUXpWZjFpZkY2ajJ5VCIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6bnVsbCwibWluQW1vdW50Ijo5MTEzOSwiZXhwIjoxNzkyNTQ3MDE3ODIzfQ.stl_qmiQbwO5GSEuUk_yWzQdCcK5lsZSLiSR9xyG8HQ",
          "solUsdPrice": 106.43
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "FDA medical device recalls by device or firm - recall status, product, reason, root cause, firm, corrective action, product code and posting dates",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": "3",
              "q": "pacemaker"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "count": 3,
              "query": "pacemaker",
              "recalls": [
                {
                  "action": "This entry catalogues SKUs communicated through the same letter documented in RES 98601 which were inadvertently missed…",
                  "classification": "Device class 2",
                  "firm": "Medline Industries, LP",
                  "initiated": "2026-02-27",
                  "posted": "2026-06-25",
                  "product": "Convenience kits containing select SKUs of 10mL Polycarbonate Colored Syringes. ABDOMINAL VASCULAR-LF DYNJ905291B DYNJ9…",
                  "product_code": "OEZ",
                  "reason": "Firm identified unapproved design changes to the products outside of the 510(k) cleared by the FDA. Products not initia…",
                  "recall_number": "99062",
                  "root_cause": "No Marketing Application",
                  "status": "Open, Classified"
                },
                {
                  "action": "Firm began notifying consignees on 4/27/2026. Customers were instructed to request stickers to over-label affected conv…",
                  "classification": "Device class 2",
                  "firm": "Medline Industries, LP",
                  "initiated": "2026-04-27",
                  "posted": "2026-06-12",
                  "product": "Medline convenience kits: LOOP PACK DYNJ61460C OPEN HEART CDS840150Y PACEMAKER DYNJ56297C PACEMAKER PK DYNJT3454 PACEMA…",
                  "product_code": "OEZ",
                  "reason": "Kits contain recalled lot of Ferndale Laboratories MASTISOL Liquid Adhesive. Butyrate tubing may crack during actuation…",
                  "recall_number": "98951",
                  "root_cause": "Process control",
                  "status": "Open, Classified"
                }
              ],
              "source": "openFDA Medical Device Recalls",
              "total_matches": 282
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "limit": {
                      "description": "optional 1-25, default 8",
                      "type": "string"
                    },
                    "q": {
                      "description": "Device or firm text",
                      "type": "string"
                    }
                  },
                  "required": [
                    "q"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "count": {
                      "description": "Number of items returned",
                      "type": "number"
                    },
                    "query": {
                      "description": "The query as the server interpreted it",
                      "type": "string"
                    },
                    "recalls": {
                      "description": "List of recalls",
                      "items": {
                        "properties": {
                          "action": {
                            "description": "Action the figures are for"
                          },
                          "classification": {
                            "description": "Classification assigned by the source"
                          },
                          "firm": {
                            "description": "Recalling company",
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "initiated": {
                            "description": "Date the recall started",
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "posted": {
                            "description": "Date posted",
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "product": {
                            "description": "Product name"
                          },
                          "product_code": {
                            "description": "Product code"
                          },
                          "reason": {
                            "description": "Reason for the recall",
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "recall_number": {
                            "description": "Recall number"
                          },
                          "root_cause": {
                            "description": "Root cause"
                          },
                          "status": {
                            "description": "Current status"
                          }
                        },
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "source": {
                      "description": "Data source the values come from",
                      "type": "string"
                    },
                    "total_matches": {
                      "description": "Total number of matches before any limit is applied",
                      "type": "number"
                    }
                  },
                  "required": [
                    "query",
                    "recalls"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791811517/bazaar-icons/bc5e2b3d111ebbef.jpg",
    "lastUpdated": "2026-10-21T01:41:37.863Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-21T01:41:37.516Z"
    },
    "resource": "https://saylorinnovations.com/api/devices/recalls",
    "serviceName": "Saylor Innovations Data Desk",
    "tags": [
      "medical device recall lookup",
      "pacemaker recall fda",
      "device recall root cause",
      "recalled implant manufacturer",
      "recent medical device safety"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "FDA medical device recalls by device or firm - recall status, product, reason, root cause, firm, corrective action, product code and posting dates"
}

What the leaf hashes

{"body":"207779d556b2a358fad4d44f60c3b45af7a2789db6e6d0e5cc8a2fb5a080e9eb","id":119648,"kind":"listing","method":"baseline/1","observed_us":1793025616268232,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/devices/recalls","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xab2d6f0ca7e99f8863997df74c7e4b6a32e7b591b34ca1e91a0e2df70ffdaccf
  2. 0x674b99a3a114988506677adbd5777769e5b417f25c523ac01f610b04e04d9b94
  3. 0x4c2e277449baf9dd69c0751f45db5aa946174279191dda559d6df8e1e133db07
  4. 0xef044fba32077b2462ac92aac70f5cfb4661681468e96b857136c824a3a5b33c
  5. 0x0f1c2350c636d08deedc897f8762b3b2d36e7d9b91d194f66f5660851aaa1a0d
  6. 0x81fd2043d2bff45c4f2a29c1b6daf110e6e20231dc36ff5ba08ef53fb5442adb
  7. 0x2acfd56fea7ebcb668556e14b215322018d918318d94158b322c3d551bf5f215
  8. 0x00bfdd3de60a87e6b6c9c59d517f230843c59d3cf24eebe273ede0178ad81bc9
  9. 0x0bb588ea8722a2a8d5b5a05c25092b677ddc4f9e9399320c7a2e7e81ca524052
  10. 0x3fa5eaa6d08becab2832207a749500470aa2568b12840b9e743f3ba19967d00b
  11. 0xe285855b14529e4bf6d93d3ce05a3365dcfc651d48b9dfeb5c229a51822613eb
  12. 0xb7fae69bb7bd717d54a83df961404a3e4de2a5cfbcfa013fd83a38627fe13f7e
  13. 0x4700d6dfdb40e52e2ceb8ffe62c75f3f708d23452f828255fd003d795f5d9d66
  14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
  15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
  16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
  17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON