Lucca
type: MusicGroup
description: thumb|right|upright|Lucca Cathedral Lucca ( , ) is a city and comune in Tuscany, Central Italy, on the Serchio River, in a fertile plain. The city has a population of about 89,000, while its provinc
popularity: 9
followers: 662
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf4cfbf6b2deecbe51f03c1e4d2319c0a76f32cc0fc9876f9893c0ad7e237c3d0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954553
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954553
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/abceb363-b67e-4069-bd7d-b0620108a927.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/abceb363-b67e-4069-bd7d-b0620108a927.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/abceb363-b67e-4069-bd7d-b0620108a927
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T11:51:30Z
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 0xf4cfbf6b2deecbe51f03c1e4d2319c0a76f32cc0fc9876f9893c0ad7e237c3d0. Chain 2 (Bitcoin): anchored in block 954553 (2026-06-20T11:51:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/abceb363-b67e-4069-bd7d-b0620108a927.json and https://artists.proofprofile.net/proofs/artist/abceb363-b67e-4069-bd7d-b0620108a927.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T11:51:30Z
album: Pra Resolver
  type: MusicAlbum
  date published: 2022-11-25
album: Compromisso é o Caralho
  type: MusicAlbum
  date published: 2023-03-24
album: Menor do Grau
  type: MusicAlbum
  date published: 2023-12-14
album: DESANDE RITMADO
  type: MusicAlbum
  date published: 2024-08-05
album: SEQUÊNCIA DO EMBRASAMENTO
  type: MusicAlbum
  date published: 2024-08-15
album: DA SUA CASA ELA VEM
  type: MusicAlbum
  date published: 2024-09-27
album: TA TRISTINHA
  type: MusicAlbum
  date published: 2024-10-18
album: QUEM TRAMPA NO 7
  type: MusicAlbum
  date published: 2024-10-25
album: JÁ ERA
  type: MusicAlbum
  date published: 2024-12-27
album: NÃO DEIXA TU DESCANSAR
  type: MusicAlbum
  date published: 2025-02-14
album: VAI ME VER
  type: MusicAlbum
  date published: 2025-03-07