ISRC HKI199234004
Verified recording
HKI199234004 is “Prelude in E Minor, Op. 28 No. 4” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x80f3047e918a56f8c3a68997535f17548c26dfa5cda0d2fd2d44508c81789bf0 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199234004.
Recording identifiers
- ISRC
- HKI199234004
- Title
- Prelude in E Minor, Op. 28 No. 4
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x80f3047e918a56f8c3a68997535f17548c26dfa5cda0d2fd2d44508c81789bf0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:0b2315b90d5fb7e500d47c5a56d95d68f47c8109a0ee0b49d15433062af189b5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199234004
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Prelude in E Minor, Op. 28 No. 4 · Machine-readable JSON-LD