@spenceclark's build

// Repo timing

Repo created during the build window

Repo created: Mon, Oct 19 · 19:06 UTC
Commits: 24
Commit window: Mon, Oct 19 · 19:06 UTC → Wed, Oct 21 · 10:01 UTC

Repo creation date comes from GitHub and can't be altered by the author. Commit dates can be rewritten, so treat them as context rather than proof. Build window: Mon, Oct 19 · 18:00 UTC → Fri, Oct 23 · 18:00 UTC.

// Repo timing

Checking GitHub

// Model

Claude Opus 5.5 · via an editor or coding agent (Cursor, Claude Code…)

Declared by @spenceclark

Model use is declared, not detected. Hackyard cannot verify which model wrote code and does not claim to. A receipt shows a session existed, it does not prove that model wrote what shipped, and most builders won't attach one. Treat it as context, the same as commit dates.