ISRC NLA460914110
Verified recording
NLA460914110 is “I. Contrapunctus I” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xd1a4f838c5bae360085e8b3f6b1e126496c9e4ccb2eeb7fb9507e5ff517e07cc and independently timestamped
in Bitcoin block 960317 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460914110.
Recording identifiers
- ISRC
- NLA460914110
- Title
- I. Contrapunctus I
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xd1a4f838c5bae360085e8b3f6b1e126496c9e4ccb2eeb7fb9507e5ff517e07cc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T21:35:24+00:00
- Bitcoin block
- 960317
- Canonical record hash
sha256:ad8eb1c2f5c941c3759f9b057581c7a65a5c125c71f668af41436627848d45a7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460914110
- Bitcoin block existence check
- https://blockstream.info/api/block/960317