ISRC USB8U1521473
Verified recording
USB8U1521473 is “Symphony No. 1 in E-Flat Major: IV. Allegro molto vivo” by Alexander Borodin,
registered on the CopyrightChains blockchain with CopyrightID
0xfddb8b91cf8018c6fbe308c697e7bb21104ddf1b3df6b168a30adc2017de3e24 and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1521473.
Recording identifiers
- ISRC
- USB8U1521473
- Title
- Symphony No. 1 in E-Flat Major: IV. Allegro molto vivo
- Artist
- Alexander Borodin
- CopyrightID (CopyrightChains transaction hash)
0xfddb8b91cf8018c6fbe308c697e7bb21104ddf1b3df6b168a30adc2017de3e24
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:3401ae9dc72488d62c3e1e508011be4cbb1cb9c1a46cbf0955120727b078d11b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1521473
- Bitcoin block existence check
- https://blockstream.info/api/block/960360
Full record
Track page: Symphony No. 1 in E-Flat Major: IV. Allegro molto vivo · Machine-readable JSON-LD