ISRC HKI190818504
Verified recording
HKI190818504 is “24 Préludes, Op. 28: Prelude No. 4 in E Minor, Op. 28, No. 4” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xd174d79a1fc086a73909cc6a66a6b24e9fa883b73d268c91555cabae52e93150 and independently timestamped
in Bitcoin block 960166 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190818504.
Recording identifiers
- ISRC
- HKI190818504
- Title
- 24 Préludes, Op. 28: Prelude No. 4 in E Minor, Op. 28, No. 4
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xd174d79a1fc086a73909cc6a66a6b24e9fa883b73d268c91555cabae52e93150
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:39:29+00:00
- Bitcoin block
- 960166
- Canonical record hash
sha256:22cca7b681f81cb451999145de0d64170f782d26df026f7c7c469f405367e57c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190818504
- Bitcoin block existence check
- https://blockstream.info/api/block/960166
Full record
Track page: 24 Préludes, Op. 28: Prelude No. 4 in E Minor, Op. 28, No. 4 · Machine-readable JSON-LD