Griffo
type: MusicGroup
genre: minimal techno
description: Griffo is a surname. Notable people with the surname include: Francesco Griffo (1450–1518), Venetian punchcutter Jack Griffo (born 1996), American actor and singer Joseph Griffo (born 1956), America
popularity: 2
followers: 51
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8144cd9280984b4e4ff1d26daf0921147d92b56999a1076faf8df6b7ed7ab34c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954065
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954065
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4a88c7e8-fea3-4345-9314-92f14500c126.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4a88c7e8-fea3-4345-9314-92f14500c126.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/4a88c7e8-fea3-4345-9314-92f14500c126
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:10:43Z
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 0x8144cd9280984b4e4ff1d26daf0921147d92b56999a1076faf8df6b7ed7ab34c. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4a88c7e8-fea3-4345-9314-92f14500c126.json and https://artists.proofprofile.net/proofs/artist/4a88c7e8-fea3-4345-9314-92f14500c126.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
album: Columbia
  type: MusicAlbum
  date published: 2013-08-13
album: Los Ninos De La Calle Ep
  type: MusicAlbum
  date published: 2014-03-10
album: Hangover
  type: MusicAlbum
  date published: 2014-03-24
album: Philosophy EP
  type: MusicAlbum
  date published: 2014-04-28