ISRC DEU921166705
Verified recording
DEU921166705 is “The Queen of Spades, Op. 68, TH 10: Overture” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xa518fec5d2bd8319ae5d44fb71bcb4897faa97913b1fa630e2bdac6e900a1a66 and independently timestamped
in Bitcoin block 957124 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU921166705.
Recording identifiers
- ISRC
- DEU921166705
- Title
- The Queen of Spades, Op. 68, TH 10: Overture
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xa518fec5d2bd8319ae5d44fb71bcb4897faa97913b1fa630e2bdac6e900a1a66
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:53:27+00:00
- Bitcoin block
- 957124
- Canonical record hash
sha256:591bf40e915ceccc295a0863237212b5c370016ce4bc5f2d8c097d379c487645- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU921166705
- Bitcoin block existence check
- https://blockstream.info/api/block/957124
Full record
Track page: The Queen of Spades, Op. 68, TH 10: Overture · Machine-readable JSON-LD