Birkebeiner'n

Recording by Ole Ivars.

Recording identifiers

ISRC
NOGTA9922100
CopyrightID (CopyrightChains transaction hash)
0x60e3bf371474dd6e71bae8f0a42fc3dfc55cc6e1f581b75f51f714c36a78d1fd
Copyright registration time
2026-07-06T19:41:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:09a842a7334f5d4f1f22b0baaf98508a5e805ee8431b5c0b40acf21dba11be4e

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.