ISRC NLE422005611
Verified recording
NLE422005611 is “Fidelio, Op. 72, Act I: March” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xe4e7b26bff6f3584c313c6f9a26cc5c0f568ed2a8fc03dfaeb0bfa873e403f2a 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/NLE422005611.
Recording identifiers
- ISRC
- NLE422005611
- Title
- Fidelio, Op. 72, Act I: March
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xe4e7b26bff6f3584c313c6f9a26cc5c0f568ed2a8fc03dfaeb0bfa873e403f2a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:0da78543e9f74e875ad905fc004fadfa45f718189ed50324c9ea6d796224a05a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422005611
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Fidelio, Op. 72, Act I: March · Machine-readable JSON-LD