ISRC HKI199525907
Verified recording
HKI199525907 is “Contes de Jeunesse, Op. 46: V. Toccata (Hommage a Czerny)” by Theodor Leschetizky,
registered on the CopyrightChains blockchain with CopyrightID
0x3143b17d96bdcbe60c7721c68fe08064d11567fec7405b133a694618ced70f45 and independently timestamped
in Bitcoin block 956312 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199525907.
Recording identifiers
- ISRC
- HKI199525907
- Title
- Contes de Jeunesse, Op. 46: V. Toccata (Hommage a Czerny)
- Artist
- Theodor Leschetizky
- CopyrightID (CopyrightChains transaction hash)
0x3143b17d96bdcbe60c7721c68fe08064d11567fec7405b133a694618ced70f45
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T05:09:12+00:00
- Bitcoin block
- 956312
- Canonical record hash
sha256:d71346a031ef7f4470df6e65b3c3ea12b583b61a8aa9bdd18393b247443881ce- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199525907
- Bitcoin block existence check
- https://blockstream.info/api/block/956312
Full record
Track page: Contes de Jeunesse, Op. 46: V. Toccata (Hommage a Czerny) · Machine-readable JSON-LD