C/O

Recording by Seminaarinmäen Mieslaulajat.

Recording identifiers

ISRC
FIMUF9500022
CopyrightID (CopyrightChains transaction hash)
0xc81775a682a632b78a1688264a10bc71bf007ba4eb5b09c1b3746e4cd9f1d608
Copyright registration time
2026-07-30T10:44:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T11:13:28Z
Bitcoin block
960250
Canonical record hash
sha256:2e0dc1d4a1f9a06d88cbc4dbe86f12415713015af0fd40aaed6f8f41a2ac1678

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.