Grisel
type: MusicGroup
description: Grisel is a municipality located in the province of Zaragoza, Aragon, Spain. According to the 2004 census (INE), the municipality has a population of 60 inhabitants. See also List of municipalities i
popularity: 7
followers: 58
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb37dbdb35a8f8f846e810b18df4fe88770b7125893a26d48997f54b087112d7b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953950
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953950
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/24a6100b-400c-49ef-b42c-00791ad88f63.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/24a6100b-400c-49ef-b42c-00791ad88f63.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/24a6100b-400c-49ef-b42c-00791ad88f63
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T13:35:39Z
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 0xb37dbdb35a8f8f846e810b18df4fe88770b7125893a26d48997f54b087112d7b. Chain 2 (Bitcoin): anchored in block 953950 (2026-06-16T13:35:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/24a6100b-400c-49ef-b42c-00791ad88f63.json and https://artists.proofprofile.net/proofs/artist/24a6100b-400c-49ef-b42c-00791ad88f63.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T13:35:39Z
album: Naci Para Amar
  type: MusicAlbum
  date published: 2008-01-01
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  type: MusicAlbum
  date published: 2012-10-20
album: Eres Mi Dios
  type: MusicAlbum
  date published: 2017-02-02
album: Todo Lo Que Siento
  type: MusicAlbum
  date published: 2017-07-26