Andantino in C, K.15b

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
NLA507613701
CopyrightID (CopyrightChains transaction hash)
0xe95cb78905a77504f97623150b91d739c76a861cba25966ab9188d13dcf460c9
Copyright registration time
2026-07-07T17:16:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:ff320e5e743286bfde8a2fa6c266bbfab4ff57aec4b76fae80b6e313508e7a40

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.