ISRC UK2Y21800866
Verified recording
UK2Y21800866 is “The Queen of Spades, Op. 68, Act I Scene 2: Final Scene "Ostanovites!"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x9704174e3a7416b83bf4127e62cd30aa76237484481120bbbd5348fd6f797ec2 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/UK2Y21800866.
Recording identifiers
- ISRC
- UK2Y21800866
- Title
- The Queen of Spades, Op. 68, Act I Scene 2: Final Scene "Ostanovites!"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x9704174e3a7416b83bf4127e62cd30aa76237484481120bbbd5348fd6f797ec2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:659e1b8ce1cce6c56490ce8e5d70969e561e14ff2841f54897e607c2571747f4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21800866
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Queen of Spades, Op. 68, Act I Scene 2: Final Scene "Ostanovites!" · Machine-readable JSON-LD