ISRC USTE10321137
Verified recording
USTE10321137 is “The Nutcracker, Op. 71, TH 14, Act II Scene 14: Variation I (Tarantella)” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x623647ecb098fe79d2b0fd6c1679ac0fb531aa0072b29d409c6da5976a2d22b5 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10321137.
Recording identifiers
- ISRC
- USTE10321137
- Title
- The Nutcracker, Op. 71, TH 14, Act II Scene 14: Variation I (Tarantella)
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x623647ecb098fe79d2b0fd6c1679ac0fb531aa0072b29d409c6da5976a2d22b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:a46dbdd3008afa73481c0db5909a7e9cd0b41cdf5ed74ea868681d982f64ad7d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10321137
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: The Nutcracker, Op. 71, TH 14, Act II Scene 14: Variation I (Tarantella) · Machine-readable JSON-LD