ISRC NLA509200948
Verified recording
NLA509200948 is “Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 3: "Tak v nenastnye dni"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x54733d1a8b6522ab61c2342a292e5df0884c3f6632ff2132da65494406455688 and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509200948.
Recording identifiers
- ISRC
- NLA509200948
- Title
- Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 3: "Tak v nenastnye dni"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x54733d1a8b6522ab61c2342a292e5df0884c3f6632ff2132da65494406455688
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:9289de73868d713abab6566eca365df021b79d1e3ed675283522b7bb84f9c45f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509200948
- Bitcoin block existence check
- https://blockstream.info/api/block/960337
Full record
Track page: Pique Dame (Pikovaya Dama), Op. 68, TH.10 / Act 3: "Tak v nenastnye dni" · Machine-readable JSON-LD