ISRC HKI191904913
Verified recording
HKI191904913 is “13 Préludes, Op. 32: No. 2 in B-Flat Minor. Allegretto” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x5102301ffaa735b44fe3dad8f111cf941df7473da94dc55c9d87a5ab68b6f43d and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191904913.
Recording identifiers
- ISRC
- HKI191904913
- Title
- 13 Préludes, Op. 32: No. 2 in B-Flat Minor. Allegretto
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x5102301ffaa735b44fe3dad8f111cf941df7473da94dc55c9d87a5ab68b6f43d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:e5df80261248ee9cb93e30e773b1b295b8593accd52e950f7d52e224650fd607- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191904913
- Bitcoin block existence check
- https://blockstream.info/api/block/960144
Full record
Track page: 13 Préludes, Op. 32: No. 2 in B-Flat Minor. Allegretto · Machine-readable JSON-LD