ISRC UK2Y21602960
Verified recording
UK2Y21602960 is “Prince Igor, Act II: Prince Igor's Aria "Ni sna, ni otdykha"” by Alexander Borodin,
registered on the CopyrightChains blockchain with CopyrightID
0xec7b5e0f8767f83a14ec33ee371f4fc6cf8f8c200442a11b013993befa6fe93d and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21602960.
Recording identifiers
- ISRC
- UK2Y21602960
- Title
- Prince Igor, Act II: Prince Igor's Aria "Ni sna, ni otdykha"
- Artist
- Alexander Borodin
- CopyrightID (CopyrightChains transaction hash)
0xec7b5e0f8767f83a14ec33ee371f4fc6cf8f8c200442a11b013993befa6fe93d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:c05cbf5bbbc88d2540e9d6835f2d16d150a36870077e4a0057dd4fc96e42ef53- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21602960
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Prince Igor, Act II: Prince Igor's Aria "Ni sna, ni otdykha" · Machine-readable JSON-LD