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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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album: Improvisation in Minor Keys, Vol. 1
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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
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      date published: 2026-07-18T04:13:26Z
    audio: Improvisation in Fm7_ C7
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album: Improvisation in Minor Keys, Vol. 2
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    additional property: OTSVerifyInstructions
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-14T21:26:15Z
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  track: Impro in Bbm _ Bm
album: Improvisation in Minor Keys Vol. 2
album: Improvisation in Major Keys, Vol. 1
album: Improvisation in Major Keys, Vol. 2
album: 5 Tunes in Minor Keys
album: Tritone Substitution
album: Improvisation in Minor Keys, Bass and Drum Version
album: Tritone Substitution Drum and Bass Version
album: Improvisation in Major Keys, Vol. 2 Piano and Bass
album: Improvisation in Minor Keys Vol. 2 Ear Training
album: Improvisation in Major Keys, Vol. 1 Piano and Bass
album: Turnaround in Four Keys
album: Billie's Brothers Blues
album: Take The Last Train Training
album: Take The Last Train
album: Billie's Brothers Blues Training
album: Autumn Dream
album: Autumn Dream Training
album: The Chicks Blues
album: The Chicks Blues training
album: Dm7 Ebm7 Jazz Training
album: Blues Bb Training 1
album: Blues Bb Training 2
album: Blues Bb Training 3
album: Blues Bb Training 4
album: Blues Bb Training
album: Jazz Training in C Major
album: Weaving Dreams Training
album: Jazz Training in Bb Major
album: Fm Bb7 Eb Backing Track

Valence (Positivity)
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Loudness (dB)
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Key Name
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Mode Name
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Impro in Bbm _ Bm
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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
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  date published: 2026-07-18T12:14:37Z
audio: Impro in Bbm _ Bm
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Improvisation in Minor Keys Vol. 2
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date published: 2022-12-25

Improvisation in Major Keys, Vol. 1
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date published: 2023-02-23

Improvisation in Major Keys, Vol. 1
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date published: 2023-02-23
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-03T10:47:44Z
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track: Impro on the 7 Chords of A
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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
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x385635ddde2210f3f74f1d718e01b8defc191e033e317056f0dc0d3f570a2a1a. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/USCGJ2357432.
    date published: 2026-07-19T07:14:39Z
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  subject of: OpenTimestamps Proof of Existence
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OTSTimestamp
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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

OpenTimestamps Proof of Existence
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Improvisation in Major Keys, Vol. 2
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5 Tunes in Minor Keys
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Tritone Substitution
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date published: 2023-09-01

Improvisation in Minor Keys, Bass and Drum Version
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date published: 2023-10-27

Tritone Substitution Drum and Bass Version
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date published: 2023-10-27

Improvisation in Major Keys, Vol. 2 Piano and Bass
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date published: 2023-10-29

Improvisation in Minor Keys Vol. 2 Ear Training
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date published: 2023-10-29

Improvisation in Major Keys, Vol. 1 Piano and Bass
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date published: 2023-10-29

Turnaround in Four Keys
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date published: 2023-12-09

Billie's Brothers Blues
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date published: 2024-10-07

Take The Last Train Training
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date published: 2024-10-08

Take The Last Train
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date published: 2024-10-08

Billie's Brothers Blues Training
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date published: 2024-10-08

Autumn Dream
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Autumn Dream Training
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The Chicks Blues
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date published: 2024-11-01

The Chicks Blues training
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date published: 2024-11-08

Dm7 Ebm7 Jazz Training
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date published: 2025-02-25

Blues Bb Training 1
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Blues Bb Training 2
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Blues Bb Training 3
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Blues Bb Training 4
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Blues Bb Training
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Jazz Training in C Major
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Weaving Dreams Training
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Jazz Training in Bb Major
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Fm Bb7 Eb Backing Track
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date published: 2025-11-08