A:10 Rondo in C, Op. 52 No. 6

Recording by Johann Nepomuk Hummel.

Recording identifiers

ISRC
GBEYQ2456910
CopyrightID (CopyrightChains transaction hash)
0xe9c665d0ce6c0525fcdef2561d525a102c9193d1a824b48e4725773b2b96a65a
Copyright registration time
2026-06-25T17:09:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:a0aebb57efa43f8ab3d2236cdf610d7b655cca7d7209d6c90b0c6fe0992ace9e

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.