Lullaby Op.49 No.4

Recording by Johannes Brahms.

Recording identifiers

ISRC
GBLLT2253036
CopyrightID (CopyrightChains transaction hash)
0x798d61593fbefce1aa27b3d5afa512a7511a8ab0952aeb05a781ac7e94d88072
Copyright registration time
2026-07-08T00:43:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:dd277e4f451963c9bd17cf05ed32153ad980cc5a3fc7ca08e08d9dcc84039eb1

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.