ISRC GBAYC9802557

Verified recording

GBAYC9802557 is “Brahms: String Quintet No. 2 in G Major, Op. 111: I. Allegro non troppo, ma con brio” by Johannes Brahms, registered on the CopyrightChains blockchain with CopyrightID 0x03c8248d095638b08677f25b26c0f9aac1fc64c271b688289f84ab745555ff54 and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9802557.

Recording identifiers

ISRC
GBAYC9802557
Title
Brahms: String Quintet No. 2 in G Major, Op. 111: I. Allegro non troppo, ma con brio
Artist
Johannes Brahms
CopyrightID (CopyrightChains transaction hash)
0x03c8248d095638b08677f25b26c0f9aac1fc64c271b688289f84ab745555ff54

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:bde9b77e8690b260453c989a6299ca3fc770b8d29020cc540eb6f22a75de2909
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9802557
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Brahms: String Quintet No. 2 in G Major, Op. 111: I. Allegro non troppo, ma con brio · Machine-readable JSON-LD