ISRC NLA507400521
Verified recording
NLA507400521 is “Concierto Madrigal for 2 Guitars and Orchestra: Madrigal (Andante nostalgico)” by Joaquín Rodrigo,
registered on the CopyrightChains blockchain with CopyrightID
0x517d982b60a11b432a29260550e3c02fedc4210519213caedf2eccff51f4c094 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/NLA507400521.
Recording identifiers
- ISRC
- NLA507400521
- Title
- Concierto Madrigal for 2 Guitars and Orchestra: Madrigal (Andante nostalgico)
- Artist
- Joaquín Rodrigo
- CopyrightID (CopyrightChains transaction hash)
0x517d982b60a11b432a29260550e3c02fedc4210519213caedf2eccff51f4c094
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:047726c4ee578271c6f934593458270468cb121414b2ccc0f54478b0efd35058- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507400521
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concierto Madrigal for 2 Guitars and Orchestra: Madrigal (Andante nostalgico) · Machine-readable JSON-LD