ISRC NLY331501257
Verified recording
NLY331501257 is “Concerto for Flute and Harp in C Major, K. 299: I. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x3dba726754b9579006fbe9efcebdc13f8e6680042fbe0f063e06eada0f76018c and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331501257.
Recording identifiers
- ISRC
- NLY331501257
- Title
- Concerto for Flute and Harp in C Major, K. 299: I. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x3dba726754b9579006fbe9efcebdc13f8e6680042fbe0f063e06eada0f76018c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:03f6fcc8f3b29bf1b2d1d2dff8ec4fc3c2b7c15bb64a3d7c2ad9d6471e8cef94- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331501257
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concerto for Flute and Harp in C Major, K. 299: I. Allegro · Machine-readable JSON-LD