ISRC GBAJY9362405
Verified recording
GBAJY9362405 is “Piano Concerto No. 1 in B-Flat Major, Op. 16: I. Lento – Allegro deciso” by Sergei Bortkiewicz,
registered on the CopyrightChains blockchain with CopyrightID
0x490b7d5653d454a4dc3b69d5f9b67c61831a25c4c69583b8d9864e790f2f13bc 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/GBAJY9362405.
Recording identifiers
- ISRC
- GBAJY9362405
- Title
- Piano Concerto No. 1 in B-Flat Major, Op. 16: I. Lento – Allegro deciso
- Artist
- Sergei Bortkiewicz
- CopyrightID (CopyrightChains transaction hash)
0x490b7d5653d454a4dc3b69d5f9b67c61831a25c4c69583b8d9864e790f2f13bc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:14fe606d3815f735f5536fc745d024706cc79a6e18eb8647c3f1c22b53670545- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY9362405
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Piano Concerto No. 1 in B-Flat Major, Op. 16: I. Lento – Allegro deciso · Machine-readable JSON-LD