ISRC NLE422005619
Verified recording
NLE422005619 is “Fidelio, Op. 72, Act I: Nun sprecht, wie ging's?” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x688d0b86bf7f5fa707a63c68ac97df54163abc43e88db78f24dbd613b295a558 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422005619.
Recording identifiers
- ISRC
- NLE422005619
- Title
- Fidelio, Op. 72, Act I: Nun sprecht, wie ging's?
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x688d0b86bf7f5fa707a63c68ac97df54163abc43e88db78f24dbd613b295a558
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:bbe2c4969decb828622cceb64264bd92045fffe8344fef34b8fc59aa03f3dd7c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422005619
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Fidelio, Op. 72, Act I: Nun sprecht, wie ging's? · Machine-readable JSON-LD