ISRC USB8U1701602
Verified recording
USB8U1701602 is “Souvenir de Florence, Op. 70 TH 118: I. Allegro con spirito” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xa6f8d2b7ab98e7f708beae894c5d52511979d84a6f2a7050b687ee98d9834136 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1701602.
Recording identifiers
- ISRC
- USB8U1701602
- Title
- Souvenir de Florence, Op. 70 TH 118: I. Allegro con spirito
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xa6f8d2b7ab98e7f708beae894c5d52511979d84a6f2a7050b687ee98d9834136
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:be80e378a65a6070bc53dfe579da1b0f3ec06892f2e3e1aa58ab2593d4181f4f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1701602
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Souvenir de Florence, Op. 70 TH 118: I. Allegro con spirito · Machine-readable JSON-LD