Ridente la calma, K. 152

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
DEA809124632
CopyrightID (CopyrightChains transaction hash)
0xb9485dd8325687ae4ae211d4e02d0f7ba3fbd534e6fcdca24d23a9f760cf423c
Copyright registration time
2026-06-18T17:56:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T23:19:16Z
Bitcoin block
956960
Canonical record hash
sha256:9e812333b6d6eb8d21e878035ff75e11db2ebf02280ff0f9fc68d5adc5bd2926

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.