Når knoppene spretter på Karl Johan

Recording by Jens Book-Jenssen.

Recording identifiers

ISRC
NOFCT7514160
CopyrightID (CopyrightChains transaction hash)
0xb9b7e84aa4b0ec5e96358a8784ff2d69a1251c43874404c6ed122afd0ea3d483
Copyright registration time
2026-08-01T04:24:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T04:52:22Z
Bitcoin block
960513
Canonical record hash
sha256:65b309c529b1bdc239b37b4a977091d6057d37d2862c622f59c5a9ea1548790e

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.