Fra cento affanni, K.88

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
DEF058002610
CopyrightID (CopyrightChains transaction hash)
0xeea26b1d3bb0d9751fa5e2967edbfb785f2cc1546571faa505c0557d8456cee6
Copyright registration time
2026-07-31T18:56:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13Z
Bitcoin block
960455
Canonical record hash
sha256:dd2219975432710dc21d394f7f2daef7342c6699996a8c4d0ce90fdfd72e8d6d

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.