Lullaby

Recording by Kronos Quartet.

Recording identifiers

ISRC
USNO11601213
CopyrightID (CopyrightChains transaction hash)
0x704c32d8f8234d91f0a2ccfb12ce32ac16b4c1c7595e618bbef72194e055c580
Copyright registration time
2026-06-25T17:53:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:8d1871ef9d3467e649587fe2721cd330bf86be1833645d174124c1fdfb02886f

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.