Dud
type: MusicGroup
description: A dud is in general something that fails to function in the way it is intended to. In a military context the word is often used to refer to an ammunition round or explosive that fails to fire or deton
popularity: 6
followers: 499
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x94a50ef44cf3c17eeba29d27c9ad7123b91d8e4f5ba59a67a63750a239df9c6d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954593
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954593
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/bdba3cbc-807e-4684-b9eb-d801a2c57151.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/bdba3cbc-807e-4684-b9eb-d801a2c57151.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/bdba3cbc-807e-4684-b9eb-d801a2c57151
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T19:46:01Z
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 0x94a50ef44cf3c17eeba29d27c9ad7123b91d8e4f5ba59a67a63750a239df9c6d. Chain 2 (Bitcoin): anchored in block 954593 (2026-06-20T19:46:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bdba3cbc-807e-4684-b9eb-d801a2c57151.json and https://artists.proofprofile.net/proofs/artist/bdba3cbc-807e-4684-b9eb-d801a2c57151.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T19:46:01Z
album: Prove e Progetti
  type: MusicAlbum
  date published: 2022-03-24
album: Tintinnare 1.1
  type: MusicAlbum
  date published: 2023-09-10
album: Tintinnare
  type: MusicAlbum
  date published: 2023-09-19
album: La cantina
  type: MusicAlbum
  date published: 2023-12-07