ISRC NLA460610421
Verified recording
NLA460610421 is “Concerto grosso No. 2 in D Minor, Op. 3 No. 2: II. Allegro” by Pieter Hellendaal,
registered on the CopyrightChains blockchain with CopyrightID
0xdff8193bdc6f6711d94b603e123b569201f45816d878d17b512bc558bb624e3e and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460610421.
Recording identifiers
- ISRC
- NLA460610421
- Title
- Concerto grosso No. 2 in D Minor, Op. 3 No. 2: II. Allegro
- Artist
- Pieter Hellendaal
- CopyrightID (CopyrightChains transaction hash)
0xdff8193bdc6f6711d94b603e123b569201f45816d878d17b512bc558bb624e3e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:712137505fbd4632e654e7da2e5e6a3511db3e1e93f6c4bc954f3c8491b30061- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460610421
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Concerto grosso No. 2 in D Minor, Op. 3 No. 2: II. Allegro · Machine-readable JSON-LD