ISRC GBLLH1126410

Verified recording

GBLLH1126410 is “Prelude in G-Flat Major, Op. 23 No. 10” by Sergei Rachmaninoff, registered on the CopyrightChains blockchain with CopyrightID 0x06221d735d19b2fac2190ef573ed58756e2da3c151b8804ed41b5683c8121525 and independently timestamped in Bitcoin block 960099 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLH1126410.

Recording identifiers

ISRC
GBLLH1126410
Title
Prelude in G-Flat Major, Op. 23 No. 10
Artist
Sergei Rachmaninoff
CopyrightID (CopyrightChains transaction hash)
0x06221d735d19b2fac2190ef573ed58756e2da3c151b8804ed41b5683c8121525

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T11:30:20+00:00
Bitcoin block
960099
Canonical record hash
sha256:baa6adf3f4e9be2f19db30740aed66d9d7bacf8510b4c17053d89f48c49a5bec
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLH1126410
Bitcoin block existence check
https://blockstream.info/api/block/960099

Full record

Track page: Prelude in G-Flat Major, Op. 23 No. 10 · Machine-readable JSON-LD