ISRC GBAYC9802559
Verified recording
GBAYC9802559 is “Brahms: String Quintet No. 2 in G Major, Op. 111: III. Un poco Allegretto” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x1dd9ef893cec5bbbb5f09f78996de80cb1f0623664855162b3949443f5afd59a and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9802559.
Recording identifiers
- ISRC
- GBAYC9802559
- Title
- Brahms: String Quintet No. 2 in G Major, Op. 111: III. Un poco Allegretto
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x1dd9ef893cec5bbbb5f09f78996de80cb1f0623664855162b3949443f5afd59a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:2abff9adddafb662c1f674660292517b13115cb274445da555df83f78c03a797- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9802559
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Brahms: String Quintet No. 2 in G Major, Op. 111: III. Un poco Allegretto · Machine-readable JSON-LD