ISRC UK2Y21800890
Verified recording
UK2Y21800890 is “The Queen of Spades, Op. 68, Act III Scene 6: Scene and Lisa's Arioso "Uzh polnoch blizitsya"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x4dfc0f698b92bae260920ac4a39cf570c287259874fbfa1ac7348cd768449969 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/UK2Y21800890.
Recording identifiers
- ISRC
- UK2Y21800890
- Title
- The Queen of Spades, Op. 68, Act III Scene 6: Scene and Lisa's Arioso "Uzh polnoch blizitsya"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x4dfc0f698b92bae260920ac4a39cf570c287259874fbfa1ac7348cd768449969
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e8f2dc7ea0cfc506c2af1de02582c90ac89293b0146079a131f9b1ceaf738e1a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21800890
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Queen of Spades, Op. 68, Act III Scene 6: Scene and Lisa's Arioso "Uzh polnoch blizitsya" · Machine-readable JSON-LD