ISRC NLY331701580
Verified recording
NLY331701580 is “Horn Concerto No. 3 in E-Flat Major, K. 447: II. Romance. Larghetto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xd2afc2894d2dae16d78c24d1e2361f640831ecd3956f5db3a99b49c47087f451 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331701580.
Recording identifiers
- ISRC
- NLY331701580
- Title
- Horn Concerto No. 3 in E-Flat Major, K. 447: II. Romance. Larghetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xd2afc2894d2dae16d78c24d1e2361f640831ecd3956f5db3a99b49c47087f451
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:7c30b8c19e05724c750b6d87ee0ab24798f8a8b892352f498b1b827a715d64cd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331701580
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Horn Concerto No. 3 in E-Flat Major, K. 447: II. Romance. Larghetto · Machine-readable JSON-LD