ISRC DEF057731845
Verified recording
DEF057731845 is “Pique Dame, Op. 68, TH. 10 / Act III: "A yesli mne otvet"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x03c77d162bc89ab5b01ff860744b67255be55ef537547bd03ceeba0318389fb7 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057731845.
Recording identifiers
- ISRC
- DEF057731845
- Title
- Pique Dame, Op. 68, TH. 10 / Act III: "A yesli mne otvet"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x03c77d162bc89ab5b01ff860744b67255be55ef537547bd03ceeba0318389fb7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:d2e2731205f58c6943a05ba80a71d30622cb3c97d9646c692a38930fc4befd14- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057731845
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: Pique Dame, Op. 68, TH. 10 / Act III: "A yesli mne otvet" · Machine-readable JSON-LD