ISRC NLA507000244
Verified recording
NLA507000244 is “Rondo in C Major for Violin and Orchestra, K. 373” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x43d1f296afb852d2aa0efc733116df63b7730dbd589a282724e0e4bb01c79cd1 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507000244.
Recording identifiers
- ISRC
- NLA507000244
- Title
- Rondo in C Major for Violin and Orchestra, K. 373
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x43d1f296afb852d2aa0efc733116df63b7730dbd589a282724e0e4bb01c79cd1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:16dcee6de3a585cec75df9c65efe9846a1d7051fe48d05d78d04dbd53a6625ed- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507000244
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Rondo in C Major for Violin and Orchestra, K. 373 · Machine-readable JSON-LD