ISRC DEF057731852
Verified recording
DEF057731852 is “Pique Dame, Op. 68, TH. 10 / Act II: "Chto zdes za shum?"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x2028e00b70d6712b25ec97d05e382ff5925a21cf8d342b6ddfe6618e4d08642c 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/DEF057731852.
Recording identifiers
- ISRC
- DEF057731852
- Title
- Pique Dame, Op. 68, TH. 10 / Act II: "Chto zdes za shum?"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x2028e00b70d6712b25ec97d05e382ff5925a21cf8d342b6ddfe6618e4d08642c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:7ef34c1442b18f8fbb1a138aeb3783e2d451e7f3c9e7dd3eaa9464e9b667010c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057731852
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Pique Dame, Op. 68, TH. 10 / Act II: "Chto zdes za shum?" · Machine-readable JSON-LD