Fugl I Bur

Recording by Halvdan Sivertsen.

Recording identifiers

ISRC
NOGNA5806030
CopyrightID (CopyrightChains transaction hash)
0xcd2724bb0446138bdf73dcacc8ad35d718442809fd0a6dbfc5cfbc102d324ee0
Copyright registration time
2026-07-31T09:05:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T09:25:34Z
Bitcoin block
960379
Canonical record hash
sha256:6ea793174652d4600796a102cda9d354b2ce2b2b95c7f4c979a2a62b01ffef8e

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.