Lullaby

Recording by William Hofeldt.

Recording identifiers

ISRC
USVZX1111309
CopyrightID (CopyrightChains transaction hash)
0xf64490fa559e04a2163de8e5a726e519fa4abe3543b75942e70866665e2ce4ef
Copyright registration time
2026-06-24T10:12:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:8d7d031559ec6cb62b1b5484f9f39c3cb23de66d70300ea55727506a4950ed67

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.