Mustat helmet

Recording by Saija Varjus.

Recording identifiers

ISRC
FIMTA0000002
CopyrightID (CopyrightChains transaction hash)
0xab01ad0540cfada5d5a88b9c32dc2ea834dcc9fd3811ee745b45a36041bc5d63
Copyright registration time
2026-07-07T23:35:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:4e5d15b52dcebaab17f86e63be6aac1f1e80e1c817912151dcb67bae24cb1e7d

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.