ISRC NLB151700097
Verified recording
NLB151700097 is “Piano Concerto No. 11 in F Major, K. 413/387a: Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xf2d5547672634363677d3eea4bf5840b5565b20ca8b1c3168de27d41364655c1 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB151700097.
Recording identifiers
- ISRC
- NLB151700097
- Title
- Piano Concerto No. 11 in F Major, K. 413/387a: Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xf2d5547672634363677d3eea4bf5840b5565b20ca8b1c3168de27d41364655c1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:96c845d1ffd99180fc3037c22e47eee2098f7885d9e48c2b8a61a1ee42dda807- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB151700097
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Piano Concerto No. 11 in F Major, K. 413/387a: Allegro · Machine-readable JSON-LD