Berceuse

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEAEG9333050
CopyrightID (CopyrightChains transaction hash)
0xb45bb72040c06e2e9d300bc862e26884018af376533c2cc4797811c22d86d1b2
Copyright registration time
2026-07-07T14:32:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ac8e5591a92c855f7c3ebc3d4ca578aeaae4c84bf52474a910eb526967b6f9c5

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.