ISRC GBAYC1800033

Verified recording

GBAYC1800033 is “Brahms: Cello Sonata No. 1 in E Minor, Op. 38: II. Allegretto quasi menuetto” by Johannes Brahms, registered on the CopyrightChains blockchain with CopyrightID 0xe6f957809b23f38fd83613e326f7d0b8050256ab1df182a9245c9661bc4f0cd5 and independently timestamped in Bitcoin block 960187 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1800033.

Recording identifiers

ISRC
GBAYC1800033
Title
Brahms: Cello Sonata No. 1 in E Minor, Op. 38: II. Allegretto quasi menuetto
Artist
Johannes Brahms
CopyrightID (CopyrightChains transaction hash)
0xe6f957809b23f38fd83613e326f7d0b8050256ab1df182a9245c9661bc4f0cd5

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T01:34:28+00:00
Bitcoin block
960187
Canonical record hash
sha256:823d7052e76fab6c5ecd0248d27dd5403c44e51c17f03346f15d4cba6b0efb2b
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1800033
Bitcoin block existence check
https://blockstream.info/api/block/960187

Full record

Track page: Brahms: Cello Sonata No. 1 in E Minor, Op. 38: II. Allegretto quasi menuetto · Machine-readable JSON-LD