ISRC NLA460915724

Verified recording

NLA460915724 is “Violin Sonata No. 2 in D Minor, C. 139: III. Variatio” by Heinrich Ignaz Franz von Biber, registered on the CopyrightChains blockchain with CopyrightID 0x1aa08e6c3a48211b7aaee241fffb45a94d2396f2e1eb8e5ca88077d9bfe4e382 and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460915724.

Recording identifiers

ISRC
NLA460915724
Title
Violin Sonata No. 2 in D Minor, C. 139: III. Variatio
Artist
Heinrich Ignaz Franz von Biber
CopyrightID (CopyrightChains transaction hash)
0x1aa08e6c3a48211b7aaee241fffb45a94d2396f2e1eb8e5ca88077d9bfe4e382

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:b572324bde4c6bfb74201f076c1bb43e71edd793342e5431ee06250182b01722
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460915724
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Violin Sonata No. 2 in D Minor, C. 139: III. Variatio · Machine-readable JSON-LD