ISRC GBLWD2401504

Verified recording

GBLWD2401504 is “Concerto in D Major, Op. 77: I. Allegro non troppo” by Johannes Brahms, registered on the CopyrightChains blockchain with CopyrightID 0xe6ce9229577531099a1626fddb8c403aad42620ab7066628b85dbee8a57bc972 and independently timestamped in Bitcoin block 960220 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2401504.

Recording identifiers

ISRC
GBLWD2401504
Title
Concerto in D Major, Op. 77: I. Allegro non troppo
Artist
Johannes Brahms
CopyrightID (CopyrightChains transaction hash)
0xe6ce9229577531099a1626fddb8c403aad42620ab7066628b85dbee8a57bc972

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T07:28:30+00:00
Bitcoin block
960220
Canonical record hash
sha256:4c9f77452f62a085f522dc91577bf313be2157fab194ba1f107f5a7b904b8058
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2401504
Bitcoin block existence check
https://blockstream.info/api/block/960220

Full record

Track page: Concerto in D Major, Op. 77: I. Allegro non troppo · Machine-readable JSON-LD