1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4932095bba2b765a4cc9af2100a4249fbb72effaeef6b81d80d6815c6f113edf. Chain 2 (Bitcoin): anchored in block 954689 (2026-06-21T10:35:31Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e1a17ac1-a89e-4af3-be07-291c78bea9ad.json and https://artists.proofprofile.net/proofs/artist/e1a17ac1-a89e-4af3-be07-291c78bea9ad.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Complete Lennie Tristano: The Essential Keynote Collection 2
Out On A Limb - Previously Unissued Master / Alternate Take
I Can't Get Started With You - Previously Unissued Master / Alternate Take
I Surrender Dear - Previously Unissued Master / Alternate Take
I Surrender Dear - Previously Unissued Master / Alternate Take 2
Untitled Blues - Previously Unissued Master / Alternate Take
Interlude - Previously Unissued Master / Alternate Take 1
Interlude - Previously Unissued Master / Alternate Take 2
Interlude - Previously Unissued Master / Alternate Take 3
Interlude - Previously Unissued Master / Alternate Take 4
Interlude - Previously Unissued Master / Alternate Take 5
Coolin' Off With Ulanov - Previously Unissued Master / Alternate Take
Coolin' Off With Ulanov - Alternate Take
I Don't Stand a Ghost of a Chance With You - Piano Solo
What Is This Thing Called Love - Piano Solo
Coolin' off with Ulanov - Alternate Take
I Don't Stand a Ghost of a Chance with You