ISRC GBAJY9362406
Verified recording
GBAJY9362406 is “Piano Concerto No. 1 in B-Flat Major, Op. 16: II. Andante sostenuto” by Sergei Bortkiewicz,
registered on the CopyrightChains blockchain with CopyrightID
0x59b2e0c1e5b86cac3e09f4cf12630f34a4ef9ecd7edae7ee32c4df7acfa396cd and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY9362406.
Recording identifiers
- ISRC
- GBAJY9362406
- Title
- Piano Concerto No. 1 in B-Flat Major, Op. 16: II. Andante sostenuto
- Artist
- Sergei Bortkiewicz
- CopyrightID (CopyrightChains transaction hash)
0x59b2e0c1e5b86cac3e09f4cf12630f34a4ef9ecd7edae7ee32c4df7acfa396cd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9d18c8afb2605e22f8e6de21e88c99d1b178a3f2e2c8d78f85a303d2a43620d6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY9362406
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Piano Concerto No. 1 in B-Flat Major, Op. 16: II. Andante sostenuto · Machine-readable JSON-LD