Pith Number

pith:F6WVCYQE

pith:2026:F6WVCYQEA42GFPCDCPQT62NVXO

not attested not anchored not stored refs pending

Cryptographic certificates of validity for trustworthy AI

Murdoch J. Gabbay

arxiv:2606.23768 v1 · 2026-06-22 · cs.CR · cs.AI · cs.LO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F6WVCYQEA42GFPCDCPQT62NVXO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-06-24T00:14:25.481788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fad516204073462bc4313e13f69b5bb8384ecb350773ae773a7d0b81d8a8143

Aliases

arxiv: 2606.23768 · arxiv_version: 2606.23768v1 · doi: 10.48550/arxiv.2606.23768 · pith_short_12: F6WVCYQEA42G · pith_short_16: F6WVCYQEA42GFPCD · pith_short_8: F6WVCYQE

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/F6WVCYQEA42GFPCDCPQT62NVXO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 2fad516204073462bc4313e13f69b5bb8384ecb350773ae773a7d0b81d8a8143

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37fd42614289c065b9fea6ea5a037d28bc62ac752e6d18413b589c9972fef497",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-06-22T16:42:25Z",
    "title_canon_sha256": "fc5ae42ff1da4b4b549a846792784941d165104f15fcd5247ea22e4251346143"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23768",
    "kind": "arxiv",
    "version": 1
  }
}