ISRC DEF058731127
Verified recording
DEF058731127 is “Eugene Onegin, Op. 24, TH. 5 / Act II: Mazurka and Scene. "Messieurs, mesdames, mesta zanyat izvolte" - "Ti ne tantsuyesh, Lenski?"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xc66466700e54110589f8a99042407d7342db8f1a71bebae41adf006b79ffd165 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/DEF058731127.
Recording identifiers
- ISRC
- DEF058731127
- Title
- Eugene Onegin, Op. 24, TH. 5 / Act II: Mazurka and Scene. "Messieurs, mesdames, mesta zanyat izvolte" - "Ti ne tantsuyesh, Lenski?"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xc66466700e54110589f8a99042407d7342db8f1a71bebae41adf006b79ffd165
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:c362f9134c5b25945ba0c0ec572b63398c23413d37824171bb444e7f7b722cdb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058731127
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Eugene Onegin, Op. 24, TH. 5 / Act II: Mazurka and Scene. "Messieurs, mesdames, mesta zanyat izvolte" - "Ti ne tantsuyesh, Lenski?" · Machine-readable JSON-LD