Marte Og Baldrian

Recording by Alf Prøysen.

Recording identifiers

ISRC
NOFKF9306310
CopyrightID (CopyrightChains transaction hash)
0x973f2ae4b2145a10a6ccb5aff15feaf578f47a496b9bc5c558f87f6858692dc3
Copyright registration time
2026-07-07T00:49:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:3a4eb6a60661dc3a06596410ea24bb3effd499cf152751ae820e5e8ce68c53d7

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.