ISRC DEF059630010
Verified recording
DEF059630010 is “Variations on a Rococo Theme, Op. 33, TH 57: Variazione VII e Coda: Allegro vivo” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x30ab232329e2ab4bad8f1a14ee44fc252a69c0048fc66143aaab3dd10fc874b0 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059630010.
Recording identifiers
- ISRC
- DEF059630010
- Title
- Variations on a Rococo Theme, Op. 33, TH 57: Variazione VII e Coda: Allegro vivo
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x30ab232329e2ab4bad8f1a14ee44fc252a69c0048fc66143aaab3dd10fc874b0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b14e802d6ebcc3162665cca26e13f20f9eef32374591b48612305574abb7b38d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059630010
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Variations on a Rococo Theme, Op. 33, TH 57: Variazione VII e Coda: Allegro vivo · Machine-readable JSON-LD