Notes in the Margin

Recording by John C. Williams.

Recording identifiers

ISRC
GBYJB0800006
CopyrightID (CopyrightChains transaction hash)
0x1d326d4b0405bb98316a788e801592f0e48abf4d71ca3b30fdbf0bf03ddc28a8
Copyright registration time
2026-07-07T14:22:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:f6d4a24a8e0ae438cd31645646d8a26ba23b2daf3f992ee9dc9d7382ac6447b4

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.