Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto – Trio I – Polacca – Trio II

Recording identifiers

ISRC

DEF057803374

Release date of the album this recording appears on

1980-01-01

CopyrightID (CopyrightChains transaction hash)

0x8f5e2b35aa47fbaa8e8867fb3334d16bf70995ee92f9bc7e2b5ae4c908c8c23c

Copyright registration time

2026-07-06T01:19:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-06T01:25:57Z

Bitcoin block

956856

Canonical record hash

sha256:92abf786a97e3f8a6d533dea6d30f28c8dce6ebc683cacffc742a5ea4687643a

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC DEF057803374

What this proof establishes

This recording was released in 1980, 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.