ISRC NLA509200938
Verified recording
NLA509200938 is “Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 2: "Chto zdes za shum?"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xc3bde8e678041b729dc04a03f27daefe5a000bae9b74fb30c80d7b0df444fe51 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/NLA509200938.
Recording identifiers
- ISRC
- NLA509200938
- Title
- Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 2: "Chto zdes za shum?"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xc3bde8e678041b729dc04a03f27daefe5a000bae9b74fb30c80d7b0df444fe51
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:6a45ad743533197c31702e987e2f09ffb80cd9513840b8ff2f5a4dc8e99e34fa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509200938
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 2: "Chto zdes za shum?" · Machine-readable JSON-LD