Ølgruk

Recording identifiers

ISRC

NOBJL9501020

CopyrightID (CopyrightChains transaction hash)

0x3be6687f6392f6995e311948be8c1c2070d3c4b20fe6f2acd29993964f65d8f6

Copyright registration time

2026-07-31T03:43:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T04:14:58Z

Bitcoin block

960344

Canonical record hash

sha256:dd6f084882d963718044a23f93fac98944ea367a1accff2b7e090e26c66b56f2

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.