ISRC GBAYC9402536

Verified recording

GBAYC9402536 is “Bach, JS: Concerto for Two Violins in D Minor, BWV 1043: II. Largo ma non tanto” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0xddffef51ba13d02f3135cf230b94331a80ea8d8240e0bbb932dca2824bc6358a 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/GBAYC9402536.

Recording identifiers

ISRC
GBAYC9402536
Title
Bach, JS: Concerto for Two Violins in D Minor, BWV 1043: II. Largo ma non tanto
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0xddffef51ba13d02f3135cf230b94331a80ea8d8240e0bbb932dca2824bc6358a

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:2adc1b03fb69eb346c875a7a128288c3f93a7622185141db797d9455b19cb87d
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9402536
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Bach, JS: Concerto for Two Violins in D Minor, BWV 1043: II. Largo ma non tanto · Machine-readable JSON-LD