ISRC NLA509200924
Verified recording
NLA509200924 is “Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 2: "Vy tak pechalny"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x8e6f0cc3230d50db4e62d2318cb540fc30a44c9be020c9e4f654d8f2e68bfb93 and independently timestamped
in Bitcoin block 957124 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509200924.
Recording identifiers
- ISRC
- NLA509200924
- Title
- Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 2: "Vy tak pechalny"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x8e6f0cc3230d50db4e62d2318cb540fc30a44c9be020c9e4f654d8f2e68bfb93
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:53:27+00:00
- Bitcoin block
- 957124
- Canonical record hash
sha256:46724ddd63bbb7d2e142641e4a0e2bc1d2e315a1b731995d1bd277eae28c512d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509200924
- Bitcoin block existence check
- https://blockstream.info/api/block/957124
Full record
Track page: Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 2: "Vy tak pechalny" · Machine-readable JSON-LD