Mozart's Lullaby

Recording by Michael Kolmstetter.

Recording identifiers

ISRC
USCGH1111770
CopyrightID (CopyrightChains transaction hash)
0xe34b70f19ac115e9b361da2179aa8512b904c9d9e1a8da2e6cff788ec54f4242
Copyright registration time
2026-06-06T15:06:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:c59f0bef7c871d43eee87e1258656ab59d341980d31f2ad3a97fcd65d284351a

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.