nex
type: MusicGroup
popularity: 12
followers: 479
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8b75c999a1b7db4f4f355a58919d9a6cd72e182e615af0969188ea5d5a35c6bb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953620
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953620
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1ef10957-4804-4e9d-8b84-f951041cce5d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1ef10957-4804-4e9d-8b84-f951041cce5d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1ef10957-4804-4e9d-8b84-f951041cce5d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T09:36:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b75c999a1b7db4f4f355a58919d9a6cd72e182e615af0969188ea5d5a35c6bb. Chain 2 (Bitcoin): anchored in block 953621 (2026-06-14T09:42:57Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1ef10957-4804-4e9d-8b84-f951041cce5d.json and https://artists.proofprofile.net/proofs/artist/1ef10957-4804-4e9d-8b84-f951041cce5d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T09:42:57Z
album: nieodebrane
  type: MusicAlbum
  date published: 2023-04-16
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  type: MusicAlbum
  date published: 2023-04-28
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  date published: 2023-06-05
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  type: MusicAlbum
  date published: 2023-06-10
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  type: MusicAlbum
  date published: 2023-09-02
album: kolejny dzień
  type: MusicAlbum
  date published: 2023-10-25
album: 3:33
  type: MusicAlbum
  date published: 2023-12-04
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  type: MusicAlbum
  date published: 2024-01-19
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  type: MusicAlbum
  date published: 2024-02-13
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  type: MusicAlbum
  date published: 2024-03-20
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  type: MusicAlbum
  date published: 2024-05-27
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  type: MusicAlbum
  date published: 2024-07-08
album: Horror
  type: MusicAlbum
  date published: 2025-02-07