Jernbruksvalsen

Recording by P. A. Røstads orkester.

Recording identifiers

ISRC
NOE1I1401120
CopyrightID (CopyrightChains transaction hash)
0xb01ca80e174732e5da231853e05fe9f063a47d2b6af0df2268fd51bcf58b33e4
Copyright registration time
2026-07-07T15:20:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f395ee4f41d65dc4419a65fd9f2a76b577c76730c1ef6a8937fd3d98d5c15dd4

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.