ISRC UK2Y21309066
Verified recording
UK2Y21309066 is “Eugene Onegin, Op. 24, Act I Scene 1: No. 2b, "Zdravstvuy, matushka-barynya"” by Валентина Петрова,
registered on the CopyrightChains blockchain with CopyrightID
0x1c8e401aaa0aa9e855aeef5d01707b085c39cf20cf5cef88a2e029a2b3034547 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21309066.
Recording identifiers
- ISRC
- UK2Y21309066
- Title
- Eugene Onegin, Op. 24, Act I Scene 1: No. 2b, "Zdravstvuy, matushka-barynya"
- Artist
- Валентина Петрова
- CopyrightID (CopyrightChains transaction hash)
0x1c8e401aaa0aa9e855aeef5d01707b085c39cf20cf5cef88a2e029a2b3034547
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b36e43ca9d6e374120bf7f7be2bb9ddca96aed700c6e39e07070d5bef4e586fe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21309066
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Eugene Onegin, Op. 24, Act I Scene 1: No. 2b, "Zdravstvuy, matushka-barynya" · Machine-readable JSON-LD