ISRC NLA509610713
Verified recording
NLA509610713 is “11 Bagatelles, Op. 119: 4. Andante cantabile” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x0f95e27bbb9ba64db7d04db28f9899ad62f125aed6f4ba532fb4d630512a38b7 and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509610713.
Recording identifiers
- ISRC
- NLA509610713
- Title
- 11 Bagatelles, Op. 119: 4. Andante cantabile
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x0f95e27bbb9ba64db7d04db28f9899ad62f125aed6f4ba532fb4d630512a38b7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:8b3943bff4724c65c192de9fe313ef9aad52f3302b5b1f0533eae6e8d46fbc03- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509610713
- Bitcoin block existence check
- https://blockstream.info/api/block/960354
Full record
Track page: 11 Bagatelles, Op. 119: 4. Andante cantabile · Machine-readable JSON-LD