ISRC DEF059630006
Verified recording
DEF059630006 is “Variations on a Rococo Theme, Op. 33, TH 57: Variazione IV: Andante grazioso” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xea9d0ea664d15d3114667c3f347e0fef74f282a6e9e33331d83bcb05db48ad17 and independently timestamped
in Bitcoin block 960117 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059630006.
Recording identifiers
- ISRC
- DEF059630006
- Title
- Variations on a Rococo Theme, Op. 33, TH 57: Variazione IV: Andante grazioso
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xea9d0ea664d15d3114667c3f347e0fef74f282a6e9e33331d83bcb05db48ad17
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:fe6fcff943e39890f8b32c037f9b72ac69976b6bdabfc3f8283a101d2866dce7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059630006
- Bitcoin block existence check
- https://blockstream.info/api/block/960117
Full record
Track page: Variations on a Rococo Theme, Op. 33, TH 57: Variazione IV: Andante grazioso · Machine-readable JSON-LD