De De Pierce
type: MusicGroup
description: Joseph De Lacroix "De De" Pierce (February 18, 1904 – November 23, 1973) was an American jazz trumpeter and cornetist. He is best remembered for the songs "Peanut Vendor" and "Dippermouth Blues", both
popularity: 5
followers: 135
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x421144cad267ecc2dafadee1cdba3d44aeccc8f4b70f24a894abfcde97bc6308
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954555
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954555
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/af373697-a0a0-4bbc-9078-9a1312f2f0cf.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/af373697-a0a0-4bbc-9078-9a1312f2f0cf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/af373697-a0a0-4bbc-9078-9a1312f2f0cf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T12:10:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x421144cad267ecc2dafadee1cdba3d44aeccc8f4b70f24a894abfcde97bc6308","name":"De De Pierce","registered_at":"2026-06-20T11:18:25Z","symbol":"NIM1600375","token_address":"0x9baf76fb1d30e683f45bb70e86072a705b19eb42","type":"artist","uuid":"af373697-a0a0-4bbc-9078-9a1312f2f0cf"}
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 0x421144cad267ecc2dafadee1cdba3d44aeccc8f4b70f24a894abfcde97bc6308. Chain 2 (Bitcoin): anchored in block 954556 (2026-06-20T12:14:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/af373697-a0a0-4bbc-9078-9a1312f2f0cf.json and https://artists.proofprofile.net/proofs/artist/af373697-a0a0-4bbc-9078-9a1312f2f0cf.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T12:14:15Z
  text: {"copyright_id":"0x421144cad267ecc2dafadee1cdba3d44aeccc8f4b70f24a894abfcde97bc6308","name":"De De Pierce","registered_at":"2026-06-20T11:18:25Z","symbol":"NIM1600375","token_address":"0x9baf76fb1d30e683f45bb70e86072a705b19eb42","type":"artist","uuid":"af373697-a0a0-4bbc-9078-9a1312f2f0cf"}
album: De De Pierce and His New Orleans Stompers in Binghamton, NY Vol. Three
  type: MusicAlbum
  date published: 1994
album: De De Pierce and His New Orleans Stompers in Binghamton, NY Vol. Four
  type: MusicAlbum
  date published: 1994
album: De De Pierce with Billie Pierce
  type: MusicAlbum
  date published: 1996
album: De De Pierce with Billie Pierce in Binghamton, NY Vol. Two
  type: MusicAlbum
  date published: 1996
album: De De Pierce and His New Orleans Band 1963 / Billie & De De Pierce 1960
  type: MusicAlbum
  date published: 1998