Judd Woldin
type: MusicGroup
description: Judd Woldin (May 30, 1925 – November 27, 2011) was an American composer, most notable for his musical Raisin. Biography Edwin Judd Woldin was born in Somerville, New Jersey. At the age of eight, he b
popularity: 3
followers: 92
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x71f304185ae6366a7255dedb35c2e9014b58cf84c6038f9bd717338ae6537c7b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954500
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954500
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9b666719-f15a-4d40-82c6-70f1eeccbdb1.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9b666719-f15a-4d40-82c6-70f1eeccbdb1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9b666719-f15a-4d40-82c6-70f1eeccbdb1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T04:47:29Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x71f304185ae6366a7255dedb35c2e9014b58cf84c6038f9bd717338ae6537c7b","name":"Judd Woldin","registered_at":"2026-06-20T03:43:47Z","symbol":"NIM1501739","token_address":"0xdad596bc82603cf1ed17359fbe42490df4e2de4d","type":"artist","uuid":"9b666719-f15a-4d40-82c6-70f1eeccbdb1"}
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 0x71f304185ae6366a7255dedb35c2e9014b58cf84c6038f9bd717338ae6537c7b. Chain 2 (Bitcoin): anchored in block 954500 (2026-06-20T04:47:29Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9b666719-f15a-4d40-82c6-70f1eeccbdb1.json and https://artists.proofprofile.net/proofs/artist/9b666719-f15a-4d40-82c6-70f1eeccbdb1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T04:47:29Z
  text: {"copyright_id":"0x71f304185ae6366a7255dedb35c2e9014b58cf84c6038f9bd717338ae6537c7b","name":"Judd Woldin","registered_at":"2026-06-20T03:43:47Z","symbol":"NIM1501739","token_address":"0xdad596bc82603cf1ed17359fbe42490df4e2de4d","type":"artist","uuid":"9b666719-f15a-4d40-82c6-70f1eeccbdb1"}
album: Raisin (Original Broadway Cast Recording)
  type: MusicAlbum
  date published: 1973