När ljusen släcks

Recording by Bengt Johansson.

Recording identifiers

ISRC
QMFMF1445919
CopyrightID (CopyrightChains transaction hash)
0xfdeb95c66b7c4271f521513ca89c63361fc1b5ebebc260630a306752220290b1
Copyright registration time
2026-01-28T20:51:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:47cbd43b88b5c69d8a26694b80222d06d9917efd7391f23cb97989f058111b52

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.