Deutsche Wertarbeit
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genre: krautrock
genre: soul jazz
genre: space rock
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followers: 1107
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fa917a39b5dea3e69e26ecb30e4074d55d723584bc0162c9bb2ece76a5818f5. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0e6da74f-b7bc-4a95-8cd2-b8ec67cade36.json and https://artists.proofprofile.net/proofs/artist/0e6da74f-b7bc-4a95-8cd2-b8ec67cade36.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
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album: Deutsche Wertarbeit
  type: MusicAlbum
  date published: 2013-01-30
album: Deutsche Wertarbeit
  type: MusicAlbum
  date published: 2014
album: Deutsche Wertarbeit
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  date published: 2014
  track: Deutscher Wald
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    by artist: Deutsche Wertarbeit
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      type: MusicAlbum
      date published: 2014
    genre: krautrock
    genre: soul jazz
    genre: space rock
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    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22abfefe8f2fe85b5715188dcdb70d4f2a81531dedead97661bc15a311c1fc0e. Chain 2 (Bitcoin): anchored in block 958216 (2026-07-16T00:00:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELI51401623.
      date published: 2026-07-16T00:00:34Z
    audio: Deutscher Wald
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  track: Auf Engelsflügeln
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    by artist: Deutsche Wertarbeit
    in album: Deutsche Wertarbeit
      type: MusicAlbum
      date published: 2014
    genre: krautrock
    genre: soul jazz
    genre: space rock
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    additional property: OTSVerifyInstructions
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeefd000ba8f7ef5becb6d7c680a4079a6ce18fd5ae35a04b8aade114bcc6c1f9. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELI51401625.
      date published: 2026-07-05T01:12:41Z
    audio: Auf Engelsflügeln
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      additional property: Valence (Positivity)
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album: Auf Engelsflügeln (bureau b edit)
track: Guten Abend, Leute

Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Key Name
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value: F

Mode Name
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Deutsche Wertarbeit
type: MusicAlbum
date published: 2014-10-24

Deutsche Wertarbeit
type: MusicAlbum
date published: 2014-10-24

Auf Engelsflügeln (bureau b edit)
type: MusicAlbum
date published: 2023-03-24

Guten Abend, Leute
type: MusicRecording
duration: PT5M38S
duration ms: 338720
explicit: false
by artist: Deutsche Wertarbeit
in album: Eins und Zwei und Drei und Vier - Deutsche Experimentelle Pop-Musik 1980-86
  type: MusicAlbum
  date published: 2021-10-01
isrc code: DELI51000262
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2feb4f96620d106ff1673816ccf3e6ebc3a40a3c2424acef738894c395afbb3f. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELI51000262.
  date published: 2026-07-08T03:53:27Z
audio: Guten Abend, Leute
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