Cradle Song, Op. 49, No. 4

Recording by Johannes Brahms.

Recording identifiers

ISRC
QMFMG1428426
CopyrightID (CopyrightChains transaction hash)
0x2649b4cf1d1c2df1d6cc89a467a241cf9c381d313562e0dd4cc04cc460e24cc1
Copyright registration time
2026-07-07T08:00:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8754c6826f1e7102cb443abbe42fd7e80bd4b07478f50815eed63f84ee27d487

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.