ISRC GBX3U1106363
Verified recording
GBX3U1106363 is “10 Préludes, Op. 23: II. Maestoso in B-Flat Major” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x507039042640dfd60af27349beec4d052086627d32bbdde86e23e86746f11500 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBX3U1106363.
Recording identifiers
- ISRC
- GBX3U1106363
- Title
- 10 Préludes, Op. 23: II. Maestoso in B-Flat Major
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x507039042640dfd60af27349beec4d052086627d32bbdde86e23e86746f11500
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:6a0ae4c45269d4785659bd05c888616554df0a915cf44d1e4dfc006a42402e52- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBX3U1106363
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: 10 Préludes, Op. 23: II. Maestoso in B-Flat Major · Machine-readable JSON-LD