Barbara Thalheim
type: MusicGroup
genre: singer-songwriter
description: Barbara Thalheim (born Leipzig 5 September 1947) is a Berlin-based German singer and songwriter. She celebrated the fortieth anniversary of her first stage appearance in 2013. Life Family background
popularity: 3
followers: 555
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc2f8ec9a12662dcfdfbdf8e3c12b6fc5e16f26194696db525114fc3e527e7559
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/4d0fa73c-6f49-463f-bcb6-529fc586324a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4d0fa73c-6f49-463f-bcb6-529fc586324a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/4d0fa73c-6f49-463f-bcb6-529fc586324a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:10:43Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc2f8ec9a12662dcfdfbdf8e3c12b6fc5e16f26194696db525114fc3e527e7559","name":"Barbara Thalheim","registered_at":"2026-06-16T16:24:58Z","symbol":"NIM1108496","token_address":"0xe9d8f9ff3f81ed58c4b10b40e06326390ca851c3","type":"artist","uuid":"4d0fa73c-6f49-463f-bcb6-529fc586324a"}
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 0xc2f8ec9a12662dcfdfbdf8e3c12b6fc5e16f26194696db525114fc3e527e7559. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4d0fa73c-6f49-463f-bcb6-529fc586324a.json and https://artists.proofprofile.net/proofs/artist/4d0fa73c-6f49-463f-bcb6-529fc586324a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:10:43Z
  text: {"copyright_id":"0xc2f8ec9a12662dcfdfbdf8e3c12b6fc5e16f26194696db525114fc3e527e7559","name":"Barbara Thalheim","registered_at":"2026-06-16T16:24:58Z","symbol":"NIM1108496","token_address":"0xe9d8f9ff3f81ed58c4b10b40e06326390ca851c3","type":"artist","uuid":"4d0fa73c-6f49-463f-bcb6-529fc586324a"}
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