ISRC UK2Y21602953
Verified recording
UK2Y21602953 is “Prince Igor, Act II: Chorus of the Polovtsian Maidens "Na bezvode"” by Alexander Borodin,
registered on the CopyrightChains blockchain with CopyrightID
0xbb1cde1fd60ac4c95c532f85c7764deba01a64f5981cd3cb0f540ac52e90b4a6 and independently timestamped
in Bitcoin block 960370 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21602953.
Recording identifiers
- ISRC
- UK2Y21602953
- Title
- Prince Igor, Act II: Chorus of the Polovtsian Maidens "Na bezvode"
- Artist
- Alexander Borodin
- CopyrightID (CopyrightChains transaction hash)
0xbb1cde1fd60ac4c95c532f85c7764deba01a64f5981cd3cb0f540ac52e90b4a6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:38:45+00:00
- Bitcoin block
- 960370
- Canonical record hash
sha256:ad9957a841c7d144aff0c5fc98f8d597cee2a9bb030e48ace23be0b7c6755d92- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21602953
- Bitcoin block existence check
- https://blockstream.info/api/block/960370
Full record
Track page: Prince Igor, Act II: Chorus of the Polovtsian Maidens "Na bezvode" · Machine-readable JSON-LD