{
    "tender_id": 4105415,
    "check": {
        "ok": true,
        "versions": 6,
        "broken_at": null
    },
    "formula": "content_hash = sha256(content); hash = sha256(prev_hash + \"\\n\" + tender_id + \"\\n\" + version + \"\\n\" + recorded_at + \"\\n\" + content_hash [+ \"\\n\" + actor, when the version has one])",
    "versions": [
        {
            "version": 1,
            "recorded_at": "2026-10-30T07:34:46Z",
            "content": "{\"cpv\": \"90533000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862595/zagospodarowanie-odpadow-na-2027-rok\", \"buyer\": \"Eco Sopot Sp. z o.o.\", \"title\": \"Zagospodarowanie odpadów na 2027 rok\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862595\", \"deadline_at\": \"2026-11-30T08:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:47Z\"}",
            "content_hash": "2690256f6a830eaafbc3788ad985623a1d2995988de72ae7f603b09f920903ab",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "8df91318fa88540a158da3f4946d8f1ebb3919079ad499b8a6f0cbaf8ebc9fe5",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-30T07:45:29Z",
            "content": "{\"cpv\": \"90533000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862595/zagospodarowanie-odpadow-na-2027-rok\", \"buyer\": \"Eco Sopot Sp. z o.o.\", \"title\": \"Zagospodarowanie odpadów na 2027 rok\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862595\", \"deadline_at\": \"2026-11-30T08:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:47Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1397210\"}",
            "content_hash": "d52d5a73d6ce586d75132b8d2e3e38fdc43268c1a1b6bbf9ec4646b0c569547d",
            "prev_hash": "8df91318fa88540a158da3f4946d8f1ebb3919079ad499b8a6f0cbaf8ebc9fe5",
            "hash": "973757b56c0f7f1be1fdcc0615c7638055a0e974c1d120656d248716ecd216a8",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-30T23:33:04Z",
            "content": "{\"cpv\": \"90533000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862595/zagospodarowanie-odpadow-na-2027-rok\", \"buyer\": \"Eco Sopot Sp. z o.o.\", \"title\": \"Zagospodarowanie odpadów na 2027 rok\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862595\", \"deadline_at\": \"2026-11-30T08:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:47Z\", \"procedure_url\": \"https://ted.europa.eu/pl/notice/-/detail/749769-2026\"}",
            "content_hash": "f800b4db210c459431a3df84c76524055b8b27e3bcd12b3da59337a1dff81869",
            "prev_hash": "973757b56c0f7f1be1fdcc0615c7638055a0e974c1d120656d248716ecd216a8",
            "hash": "5213f140b9166f69ae5ba832682e1b5fade799044b6eac49d0a1902e36bf354b",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-10-31T11:33:51Z",
            "content": "{\"cpv\": \"90533000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862595/zagospodarowanie-odpadow-na-2027-rok\", \"buyer\": \"Eco Sopot Sp. z o.o.\", \"title\": \"Zagospodarowanie odpadów na 2027 rok\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862595\", \"deadline_at\": \"2026-11-30T08:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:47Z\", \"procedure_url\": \"https://ted.europa.eu/pl/notice/-/detail/752788-2026\"}",
            "content_hash": "b5d528d7df00ef384c9b789e367af6c8b2a5e483d43ad39275f9f753cd30edd4",
            "prev_hash": "5213f140b9166f69ae5ba832682e1b5fade799044b6eac49d0a1902e36bf354b",
            "hash": "41496ff0ffd6f723a1c972b259550e4c7dca7ab527977a86a2b5dd9dc7d5a8c2",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-10-31T15:33:08Z",
            "content": "{\"cpv\": \"90533000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862595/zagospodarowanie-odpadow-na-2027-rok\", \"buyer\": \"Eco Sopot Sp. z o.o.\", \"title\": \"Zagospodarowanie odpadów na 2027 rok\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862595\", \"deadline_at\": \"2026-11-30T08:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:47Z\", \"procedure_url\": \"https://ted.europa.eu/pl/notice/-/detail/749769-2026\"}",
            "content_hash": "f800b4db210c459431a3df84c76524055b8b27e3bcd12b3da59337a1dff81869",
            "prev_hash": "41496ff0ffd6f723a1c972b259550e4c7dca7ab527977a86a2b5dd9dc7d5a8c2",
            "hash": "1afbcdbd426bea8b0777c640dba626c6f7102b8e17cca9a543ebdc4fc70b7b64",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 6,
            "recorded_at": "2026-11-02T07:35:52Z",
            "content": "{\"cpv\": \"90533000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862595/zagospodarowanie-odpadow-na-2027-rok\", \"buyer\": \"Eco Sopot Sp. z o.o.\", \"title\": \"Zagospodarowanie odpadów na 2027 rok\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862595\", \"deadline_at\": \"2026-11-30T08:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:47Z\", \"procedure_url\": \"https://ted.europa.eu/pl/notice/-/detail/758203-2026\"}",
            "content_hash": "d7f3227af4409d103a94a89b66f951ba69f0668ae9aa16008567f0b154f7a13c",
            "prev_hash": "1afbcdbd426bea8b0777c640dba626c6f7102b8e17cca9a543ebdc4fc70b7b64",
            "hash": "ad11045b2f7fdfbd7010bf6d56eb7c42d8831c9900d150cf6e7b0d4eb4324362",
            "actor": null,
            "seal": null
        }
    ]
}