Lullaby (Wiegenlied)

Recording by Johannes Brahms.

Recording identifiers

ISRC
GBF071403130
CopyrightID (CopyrightChains transaction hash)
0x7a02abb55841034029476549c71577a55a87d5180af2c86fb11cd7e821e50823
Copyright registration time
2026-06-21T21:06:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:939dcd029db0b4872adc4b6a30b072b67d67c02a9e72b32edde20c16cd81f7a8

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.