ISRC GBX3U1106371
Verified recording
GBX3U1106371 is “10 Préludes, Op. 23: X. Largo in G-Flat Major” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x65a054962dd563ff394fc1cffe06dee40c0356e886b86971551457d53949b003 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBX3U1106371.
Recording identifiers
- ISRC
- GBX3U1106371
- Title
- 10 Préludes, Op. 23: X. Largo in G-Flat Major
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x65a054962dd563ff394fc1cffe06dee40c0356e886b86971551457d53949b003
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:fc1fc36f4d03d0434c4a7d804184615f5f48476df9597fd0c0244a2c39319999- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBX3U1106371
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: 10 Préludes, Op. 23: X. Largo in G-Flat Major · Machine-readable JSON-LD