ISRC DEF057731808
Verified recording
DEF057731808 is “Pique Dame, Op. 68, TH. 10 / Act I: "Uzh vecher"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x18929bde649b716f219f504c0cdc9760582a19ac2fb396d7b63cfd8f9daf6977 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057731808.
Recording identifiers
- ISRC
- DEF057731808
- Title
- Pique Dame, Op. 68, TH. 10 / Act I: "Uzh vecher"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x18929bde649b716f219f504c0cdc9760582a19ac2fb396d7b63cfd8f9daf6977
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:b9db5dceb5b0f00f65f7d7ba49c42d9e4539ca5ca2a2a9f045225d266f1d64c7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057731808
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Pique Dame, Op. 68, TH. 10 / Act I: "Uzh vecher" · Machine-readable JSON-LD