ISRC HKI199288812
Verified recording
HKI199288812 is “13 Preludes, Op. 32: No. 12 in G-Sharp Minor: Allegro” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xd0c05a1d7116839ee9b0970c62661942209927f0a28572f3ac8dbd9d7bb5fa7b and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199288812.
Recording identifiers
- ISRC
- HKI199288812
- Title
- 13 Preludes, Op. 32: No. 12 in G-Sharp Minor: Allegro
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xd0c05a1d7116839ee9b0970c62661942209927f0a28572f3ac8dbd9d7bb5fa7b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:37bfd230327455b13c442a4dadaa0ddbd572b24945bbb3e2995b4d761c107cd0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199288812
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: 13 Preludes, Op. 32: No. 12 in G-Sharp Minor: Allegro · Machine-readable JSON-LD