Bye Bye Lullaby

Recording by Martin Kolbe.

Recording identifiers

ISRC
USNA19810547
CopyrightID (CopyrightChains transaction hash)
0xbfa892d8a2b908dd8baff0c24885fcc14cfc7d0674ebd0f00c5685f5eeaf7e57
Copyright registration time
2026-07-30T21:42:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T22:27:30Z
Bitcoin block
960321
Canonical record hash
sha256:b99240fce59d51924de01760e32ca6a5d9f2070e02f8350ac420a4d52dad1e07

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.