ISRC HKI199230803
Verified recording
HKI199230803 is “Etude No. 3 in E Major, Op. 10, No. 3” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xe24fce60b864233313cb6952c82ae924700a458bad6f9df1e3b588f06ce2c80f and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199230803.
Recording identifiers
- ISRC
- HKI199230803
- Title
- Etude No. 3 in E Major, Op. 10, No. 3
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xe24fce60b864233313cb6952c82ae924700a458bad6f9df1e3b588f06ce2c80f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9387dfa48dd7487f9c2604c256cfd6de9db579466b96ac5a61d0abc6b9e04c9a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199230803
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Etude No. 3 in E Major, Op. 10, No. 3 · Machine-readable JSON-LD