ISRC NLA508840916
Verified recording
NLA508840916 is “Ballet Intermezzo, K. 299c (Compl. & Orch. Smith): IV. Un petit travaille - Il danse avec une autre danseuse - Larghetto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x72437c2f3652565c88b31fb2f8a859d8b52a7e3ecbb63f30a7daafba1af0dd7e and independently timestamped
in Bitcoin block 960509 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508840916.
Recording identifiers
- ISRC
- NLA508840916
- Title
- Ballet Intermezzo, K. 299c (Compl. & Orch. Smith): IV. Un petit travaille - Il danse avec une autre danseuse - Larghetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x72437c2f3652565c88b31fb2f8a859d8b52a7e3ecbb63f30a7daafba1af0dd7e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T04:30:37+00:00
- Bitcoin block
- 960509
- Canonical record hash
sha256:40168a3aee46801dffc2a62e3e3784f589de706fab00e62288bdc21fc1ee121e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508840916
- Bitcoin block existence check
- https://blockstream.info/api/block/960509
Full record
Track page: Ballet Intermezzo, K. 299c (Compl. & Orch. Smith): IV. Un petit travaille - Il danse avec une autre danseuse - Larghetto · Machine-readable JSON-LD