Hallie
type: MusicGroup
popularity: 24
followers: 212
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6a1050a0bd03c1baf83780298fbb569985c5535e7cd4911c657546a3f81c0c24
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/521fffb8-7b56-4725-8b45-9f4a044fba9a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/521fffb8-7b56-4725-8b45-9f4a044fba9a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/521fffb8-7b56-4725-8b45-9f4a044fba9a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
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 0x6a1050a0bd03c1baf83780298fbb569985c5535e7cd4911c657546a3f81c0c24. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/521fffb8-7b56-4725-8b45-9f4a044fba9a.json and https://artists.proofprofile.net/proofs/artist/521fffb8-7b56-4725-8b45-9f4a044fba9a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
album: Wonders
  type: MusicAlbum
  date published: 2022-11-11
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  type: MusicAlbum
  date published: 2023-01-06
album: need for speed
  type: MusicAlbum
  date published: 2023-02-03
album: Beautiful dreamer
  type: MusicAlbum
  date published: 2023-03-03
album: Eclipse
  type: MusicAlbum
  date published: 2023-03-31
album: Novacane
  type: MusicAlbum
  date published: 2023-04-28
album: Rain on a train
  type: MusicAlbum
  date published: 2023-05-19
album: Fantasy
  type: MusicAlbum
  date published: 2023-06-23
album: Sweet Motion
  type: MusicAlbum
  date published: 2024-01-26
album: Picnic
  type: MusicAlbum
  date published: 2024-05-31
album: Mercury
  type: MusicAlbum
  date published: 2024-09-06