ISRC NLA460914115
Verified recording
NLA460914115 is “VI. Contrapunctus IX a 4 alla duodecima” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xe3a293e13c3b000e8d057586d9cedce839840279ac98211f39490e675c45e24e and independently timestamped
in Bitcoin block 960340 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460914115.
Recording identifiers
- ISRC
- NLA460914115
- Title
- VI. Contrapunctus IX a 4 alla duodecima
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xe3a293e13c3b000e8d057586d9cedce839840279ac98211f39490e675c45e24e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T03:15:04+00:00
- Bitcoin block
- 960340
- Canonical record hash
sha256:1846f3813ff143f45877e44f943e5b8266e62c565614a408eb20284e1fbd741a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460914115
- Bitcoin block existence check
- https://blockstream.info/api/block/960340
Full record
Track page: VI. Contrapunctus IX a 4 alla duodecima · Machine-readable JSON-LD