ISRC DEF057731818
Verified recording
DEF057731818 is “Pique Dame, Op. 68, TH. 10 / Act II: "Ne pugaites!"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x420e8027f39ec842b274a12224b8343eb77bce3c1c1ccdaf983a26d80d14a426 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057731818.
Recording identifiers
- ISRC
- DEF057731818
- Title
- Pique Dame, Op. 68, TH. 10 / Act II: "Ne pugaites!"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x420e8027f39ec842b274a12224b8343eb77bce3c1c1ccdaf983a26d80d14a426
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:2f816626f15b43ebcaf10b293979c9721ccfac45c377933f1fd060bc2111265b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057731818
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Pique Dame, Op. 68, TH. 10 / Act II: "Ne pugaites!" · Machine-readable JSON-LD