ISRC KRUM71200040
Verified recording
KRUM71200040 is “Vocalise, Op. 34 No. 14” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x4d9af727715081f6561bcfda9dda43ed8f737df5093cab764b63af1c2f893027 and independently timestamped
in Bitcoin block 960167 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM71200040.
Recording identifiers
- ISRC
- KRUM71200040
- Title
- Vocalise, Op. 34 No. 14
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x4d9af727715081f6561bcfda9dda43ed8f737df5093cab764b63af1c2f893027
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:42:34+00:00
- Bitcoin block
- 960167
- Canonical record hash
sha256:56a0a338684981f01f2c6dbf594d1ed57b3740dcadd1b13e7794b87f1d408b66- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM71200040
- Bitcoin block existence check
- https://blockstream.info/api/block/960167
Full record
Track page: Vocalise, Op. 34 No. 14 · Machine-readable JSON-LD