Vaggvisa

Recording by Johannes Brahms.

Recording identifiers

ISRC
SEVGX7600113
CopyrightID (CopyrightChains transaction hash)
0x4cc75357d54195d4ec9cd7797e6567f93aaab1688be83142dc1678eb20f6a28a
Copyright registration time
2026-01-28T17:50:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:d1453340b1a468f798544b2749d828b2c8f9a23bab52093700448aeb67ec5156

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.