ISRC HKI191904924
Verified recording
HKI191904924 is “13 Préludes, Op. 32: No. 13 in D-Flat Major. Grave” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x3b02c02b9bef6dad5b9cf6fe748c817898c0d7636fbdb5c5dce9c41c3f51353c 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/HKI191904924.
Recording identifiers
- ISRC
- HKI191904924
- Title
- 13 Préludes, Op. 32: No. 13 in D-Flat Major. Grave
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x3b02c02b9bef6dad5b9cf6fe748c817898c0d7636fbdb5c5dce9c41c3f51353c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:c35eb9b00ce1938870a6b38fbf200368df81e8f60ef6f0dba92528ba66379860- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191904924
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: 13 Préludes, Op. 32: No. 13 in D-Flat Major. Grave · Machine-readable JSON-LD