ISRC HUA253133706

Verified recording

HUA253133706 is “Cello Concerto in A Major, Wq. 172, H. 439: III. Allegro assai” by Carl Philipp Emanuel Bach, registered on the CopyrightChains blockchain with CopyrightID 0xe42ae7ab879d42bf287c4994fd92a061efa32cfed1cd9e0106226263799e2fd4 and independently timestamped in Bitcoin block 957145 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253133706.

Recording identifiers

ISRC
HUA253133706
Title
Cello Concerto in A Major, Wq. 172, H. 439: III. Allegro assai
Artist
Carl Philipp Emanuel Bach
CopyrightID (CopyrightChains transaction hash)
0xe42ae7ab879d42bf287c4994fd92a061efa32cfed1cd9e0106226263799e2fd4

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20+00:00
Bitcoin block
957145
Canonical record hash
sha256:fc7e19e6b221efbadef61ec75228a6877e37f8839dc1a74776141162e8cc6ac1
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253133706
Bitcoin block existence check
https://blockstream.info/api/block/957145

Full record

Track page: Cello Concerto in A Major, Wq. 172, H. 439: III. Allegro assai · Machine-readable JSON-LD