Sangen Om I Morra

Recording by Halvdan Sivertsen.

Recording identifiers

ISRC
NOBBZ0501030
CopyrightID (CopyrightChains transaction hash)
0xe73e1ae3bea30bb22cfa6309840af1fad8f6c0ffb1edece7ba8754c1801361a8
Copyright registration time
2026-07-06T10:19:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:9b2b3110a5cf5cdc9e4901c73d43db32dc592991891b3f04d9c714d9c2210a15

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.