ISRC NLK4J1900001

Verified recording

NLK4J1900001 is “Concerto for 2 Harpsichords, Strings & Continuo in C Minor, BWV 1060: 1. Allegro (performed on two pianos)” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x9d981c2f29c6e6a5b6f36be66a9d297835e1480b1b0aefcf680c0cf449ce9054 and independently timestamped in Bitcoin block 953520 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK4J1900001.

Recording identifiers

ISRC
NLK4J1900001
Title
Concerto for 2 Harpsichords, Strings & Continuo in C Minor, BWV 1060: 1. Allegro (performed on two pianos)
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x9d981c2f29c6e6a5b6f36be66a9d297835e1480b1b0aefcf680c0cf449ce9054

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:012ae0a86091fb90bdf80cfb2f70e6164f444b9147e155a12ede3a9e7bf7e0fb
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK4J1900001
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Concerto for 2 Harpsichords, Strings & Continuo in C Minor, BWV 1060: 1. Allegro (performed on two pianos) · Machine-readable JSON-LD