ISRC GBAJY0127506

Verified recording

GBAJY0127506 is “Etude pour la main gauche seule, Op. 36” by Felix Blumenfeld, registered on the CopyrightChains blockchain with CopyrightID 0x05a4b5e5b9d30daaa6bb4973ceb9b35131c84631d83846030befe91da0c94099 and independently timestamped in Bitcoin block 960459 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0127506.

Recording identifiers

ISRC
GBAJY0127506
Title
Etude pour la main gauche seule, Op. 36
Artist
Felix Blumenfeld
CopyrightID (CopyrightChains transaction hash)
0x05a4b5e5b9d30daaa6bb4973ceb9b35131c84631d83846030befe91da0c94099

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T20:22:46+00:00
Bitcoin block
960459
Canonical record hash
sha256:714850b2970103874cedd0ecec89dbbb7a6a76be550479d6469453e931fdc7a2
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0127506
Bitcoin block existence check
https://blockstream.info/api/block/960459

Full record

Track page: Etude pour la main gauche seule, Op. 36 · Machine-readable JSON-LD