Pith Number

pith:PVQQJFE3

pith:2025:PVQQJFE3F6BNJWKMW3VCGIQBNF

not attested not anchored not stored refs pending

Where AI Assurance Might Go Wrong: Initial lessons from engineering of critical systems

John Rushby, Robin Bloomfield

arxiv:2502.03467 v1 · 2025-01-07 · cs.CY · cs.AI · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PVQQJFE3F6BNJWKMW3VCGIQBNF}

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.

Cited by

2 papers in Pith

Not All Anquan Is the Same: A Terminological Proposal for Chinese Computer Science and Engineering

Receipt and verification

First computed	2026-07-05T10:10:10.791901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d6104949b2f82d4d94cb6ea2322016943fb8d4c0f4dd672c86c675ac22bd7d9

Aliases

arxiv: 2502.03467 · arxiv_version: 2502.03467v1 · doi: 10.48550/arxiv.2502.03467 · pith_short_12: PVQQJFE3F6BN · pith_short_16: PVQQJFE3F6BNJWKM · pith_short_8: PVQQJFE3

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/PVQQJFE3F6BNJWKMW3VCGIQBNF \
  | 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: 7d6104949b2f82d4d94cb6ea2322016943fb8d4c0f4dd672c86c675ac22bd7d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afd128ec8d24b253132b35186bb5e9d6da57ebef32828c57251b717c6a58b9bf",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2025-01-07T22:02:23Z",
    "title_canon_sha256": "3a5f7b8d7f1b4bbc0b8e39f244733103ddb035eddd46ba1b6f265acd788337b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.03467",
    "kind": "arxiv",
    "version": 1
  }
}