Pen and Notebook

Recording by Camera Obscura.

Recording identifiers

ISRC
GBBRE0100011
CopyrightID (CopyrightChains transaction hash)
0x9e0bebfff8cfa4cc6475704ede5bfe1587d5466a35c692e69757a77b4113fa87
Copyright registration time
2026-06-18T07:58:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:426753f3294d9f731edc48cd340030cc5cd9e0e4c9ef3ec89eaf795e9613abcd

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.