ISRC NLA509200922
Verified recording
NLA509200922 is “Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 2: "Radostno, veselo v den sei"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x3b6ea121bd6b7556be3ad0319dcfe5d0e4e1e8200741a233b6743e7a4fa46c8d and independently timestamped
in Bitcoin block 960222 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509200922.
Recording identifiers
- ISRC
- NLA509200922
- Title
- Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 2: "Radostno, veselo v den sei"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x3b6ea121bd6b7556be3ad0319dcfe5d0e4e1e8200741a233b6743e7a4fa46c8d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:48:45+00:00
- Bitcoin block
- 960222
- Canonical record hash
sha256:44b69c83b9ba079f50f78596518f6b0d41abf9d853224f9e6b5a7ceab95e3d6d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509200922
- Bitcoin block existence check
- https://blockstream.info/api/block/960222
Full record
Track page: Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 2: "Radostno, veselo v den sei" · Machine-readable JSON-LD