ISRC NLA509200949
Verified recording
NLA509200949 is “Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 3: "Za dela, gospoda"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x4c77cf0a70be847a868a82cfe59f2106506a983f14dc4c5351c1805f46f92f9a and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509200949.
Recording identifiers
- ISRC
- NLA509200949
- Title
- Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 3: "Za dela, gospoda"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x4c77cf0a70be847a868a82cfe59f2106506a983f14dc4c5351c1805f46f92f9a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:cd1c62b9d02e2f2b83fd36c19a023f7bc751816edf16bafb1d543411c8b76a6e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509200949
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 3: "Za dela, gospoda" · Machine-readable JSON-LD