ISRC UK2Y21800883
Verified recording
UK2Y21800883 is “The Queen of Spades, Op. 68, Act II Scene 4: Scene "Akh, postyl mne etot svet"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x4d1cd2c0aa3ccf5037db388d4ae87721d642fc15ebbac3c924eeb6aa347ce235 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/UK2Y21800883.
Recording identifiers
- ISRC
- UK2Y21800883
- Title
- The Queen of Spades, Op. 68, Act II Scene 4: Scene "Akh, postyl mne etot svet"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x4d1cd2c0aa3ccf5037db388d4ae87721d642fc15ebbac3c924eeb6aa347ce235
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:d54eb45f962309e6944671b0bc32135649a9e2a67f409049f20f235cd217d3a4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21800883
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Queen of Spades, Op. 68, Act II Scene 4: Scene "Akh, postyl mne etot svet" · Machine-readable JSON-LD