ISRC HKI191904903
Verified recording
HKI191904903 is “10 Préludes, Op. 23: No. 2 in B-Flat Major. Maestoso” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x4bdf508b5367ff45e9c21b1991ca3245a5ca81af85e3a01142c10de615500f00 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191904903.
Recording identifiers
- ISRC
- HKI191904903
- Title
- 10 Préludes, Op. 23: No. 2 in B-Flat Major. Maestoso
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x4bdf508b5367ff45e9c21b1991ca3245a5ca81af85e3a01142c10de615500f00
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:564ef1733fefe6fbd89580566b917eb6d3f3a7bf7f6280738128a92211bf17c6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191904903
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 10 Préludes, Op. 23: No. 2 in B-Flat Major. Maestoso · Machine-readable JSON-LD