Academic Festival Overture, Op. 80

Recording by Johannes Brahms.

Recording identifiers

ISRC
DEF058703740
CopyrightID (CopyrightChains transaction hash)
0x16e5cd90662491b0fe8e5a8d8d1a16e7d62efcfa224860f2e57b36e6f8616ace
Copyright registration time
2026-07-06T05:01:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:53:57Z
Bitcoin block
956894
Canonical record hash
sha256:8fa83eb307238d7be6076301e84de0a72d9d1dd55727f058b4932f783cb3e3ff

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. 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.