ISRC NLA507101049
Verified recording
NLA507101049 is “The London Sketchbook, K. 15a-ss (Orch. Smith): [Minuet] in B-Flat Major, K. 15pp - [Trio] in E-Flat Major, K. 15qq” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xc13a15285f96dd3b853f0b2737abd913a5d97b1ab089f15b26369bf8172b03df 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/NLA507101049.
Recording identifiers
- ISRC
- NLA507101049
- Title
- The London Sketchbook, K. 15a-ss (Orch. Smith): [Minuet] in B-Flat Major, K. 15pp - [Trio] in E-Flat Major, K. 15qq
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xc13a15285f96dd3b853f0b2737abd913a5d97b1ab089f15b26369bf8172b03df
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:c5eac9e3afefbed1a6421701d2e413fdaf6af13c4c4abbeb9c06048119ca4c24- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507101049
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: The London Sketchbook, K. 15a-ss (Orch. Smith): [Minuet] in B-Flat Major, K. 15pp - [Trio] in E-Flat Major, K. 15qq · Machine-readable JSON-LD