ISRC USZGD1680702
Verified recording
USZGD1680702 is “Nutcracker Suite‚ Op. 71a” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xf25f18be8a0636535797ec335e19586fcdcb1b2c8f6aa8b4c4bd4b157b814b55 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZGD1680702.
Recording identifiers
- ISRC
- USZGD1680702
- Title
- Nutcracker Suite‚ Op. 71a
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xf25f18be8a0636535797ec335e19586fcdcb1b2c8f6aa8b4c4bd4b157b814b55
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:9d2f985803d35f3370dc85864cbe0d303f41b0c1d463f4c446260a0c22092d1a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZGD1680702
- Bitcoin block existence check
- https://blockstream.info/api/block/960473
Full record
Track page: Nutcracker Suite‚ Op. 71a · Machine-readable JSON-LD