Concerto grosso No. 3 in E Minor, Op. 6/3, HWV 321: IV. Polonaise. Andante

Recording identifiers

ISRC

GBF076813744

Release date of the album this recording appears on

1968

CopyrightID (CopyrightChains transaction hash)

0xfc5afde966f858569e233959c8e7bc9630ce73246379f42c0765b82c3ef57531

Copyright registration time

2026-07-31T09:56:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T10:20:10Z

Bitcoin block

960389

Canonical record hash

sha256:89c28d819681714f31472526ebe291287c4fb4a6cbe39a41f085b53379869024

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC GBF076813744

What this proof establishes

This recording was released in 1968, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.