ISRC HKI199596103
Verified recording
HKI199596103 is “12 Études, Op. 10: 12 Etudes, Op. 10: Etude No. 3 in E Major, Op. 10, No. 3” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb438686588b26a827ee71d62a31d267132bb71fb85269592b1a1c31a0668420a and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199596103.
Recording identifiers
- ISRC
- HKI199596103
- Title
- 12 Études, Op. 10: 12 Etudes, Op. 10: Etude No. 3 in E Major, Op. 10, No. 3
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb438686588b26a827ee71d62a31d267132bb71fb85269592b1a1c31a0668420a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:1f47d537a9da110c3b1188c704f5d7a50932c8576bc1ab7a64ef3200f0ceff7d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199596103
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: 12 Études, Op. 10: 12 Etudes, Op. 10: Etude No. 3 in E Major, Op. 10, No. 3 · Machine-readable JSON-LD