Laulajain lippu

Recording by Franz Alfred Frieberg.

Recording identifiers

ISRC
FINDE0900030
CopyrightID (CopyrightChains transaction hash)
0x28bc3a2bd5cb385fcfc8088f151b20fb7d24117a5364247d7f959c4f9602fc95
Copyright registration time
2026-07-07T21:12:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:d29adf718db3cf9241a9e97d14568326f6bc91c9e0ae21ea3c6692c500c203a6

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.