ISRC NLE421904210
Verified recording
NLE421904210 is “Fantasia in C Minor, Op. 80 "Choral": I. Adagio” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x636142e2a6107347290503545c009529b2d95de3768827839f545da88f017ac0 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/NLE421904210.
Recording identifiers
- ISRC
- NLE421904210
- Title
- Fantasia in C Minor, Op. 80 "Choral": I. Adagio
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x636142e2a6107347290503545c009529b2d95de3768827839f545da88f017ac0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:c5afa3cc954a7fb7b513fefeb884eaa06c19cd5b843909c095d3f4c3ed8d2d20- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421904210
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Fantasia in C Minor, Op. 80 "Choral": I. Adagio · Machine-readable JSON-LD