ISRC FRU621416202

Verified recording

FRU621416202 is “Concerto en La Mineur pour clavecin et cordes, F.45: II. Larghetto” by Wilhelm Friedemann Bach, registered on the CopyrightChains blockchain with CopyrightID 0x35503dc30211d73fa6fdcb5dc85eb873da889272cd7f8eda0d6bc146496bd1b1 and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621416202.

Recording identifiers

ISRC
FRU621416202
Title
Concerto en La Mineur pour clavecin et cordes, F.45: II. Larghetto
Artist
Wilhelm Friedemann Bach
CopyrightID (CopyrightChains transaction hash)
0x35503dc30211d73fa6fdcb5dc85eb873da889272cd7f8eda0d6bc146496bd1b1

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:81e15590d43dc0e7b9f7c30d30242e40d7f69a97fb699a1bd898533614c1d5eb
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621416202
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Concerto en La Mineur pour clavecin et cordes, F.45: II. Larghetto · Machine-readable JSON-LD