ISRC GBAYC1500563

Verified recording

GBAYC1500563 is “Brahms: String Quartet No. 3 in B-Flat Major, Op. 67: IV. Poco allegretto con variazioni” by Johannes Brahms, registered on the CopyrightChains blockchain with CopyrightID 0x1dea1b248da4c2c7a8a85a263dce6e132e1d97e8ed7ff20624743290a24e8827 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/GBAYC1500563.

Recording identifiers

ISRC
GBAYC1500563
Title
Brahms: String Quartet No. 3 in B-Flat Major, Op. 67: IV. Poco allegretto con variazioni
Artist
Johannes Brahms
CopyrightID (CopyrightChains transaction hash)
0x1dea1b248da4c2c7a8a85a263dce6e132e1d97e8ed7ff20624743290a24e8827

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:b9b1817554feb252fd1f8011098780702980ea2d54f86eb428729364ee5fdb4e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1500563
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Brahms: String Quartet No. 3 in B-Flat Major, Op. 67: IV. Poco allegretto con variazioni · Machine-readable JSON-LD