HMIC / Public release shelf

Downloads with receipts.

Whitepapers, reference implementations, source files, and checksums. The claim, the code, and the artifact live together.

Current releases

Whitepaper / v1.0 / August 2026

ALCOA+ by Public Consensus

A reference architecture for externally verifiable audit evidence: private payloads, deterministic commitments, and independently inspectable witness layers.

PDF Read online Markdown

PDF SHA-256
2dce2e50e691f16da5a02054e890697c1b702febd53692f8aba281085be7b548

Software / v1.0.0 / MIT

ALCOA RubberStamp

A dependency-light Python reference implementation for deterministic file-set commitments, local verification, optional prior-state binding, and optional OpenTimestamps submission.

Download ZIP Instructions Checksum

ZIP SHA-256
62b1f41ec434c6d5d38d540b7e0762875c2a889cc913c4a8e34eac038f804805

Boundary: ALCOA RubberStamp is reference software, not a validated GMP system, a Part 11 compliance product, an electronic-signature system, or proof that a record is true. Its output must be governed according to intended use.