Pith Number

pith:HBKMUA3X

pith:2012:HBKMUA3XJMBEXZ6L7TUGIAWHT2

not attested not anchored not stored refs pending

Towards Bounded Infeasible Code Detection

Jochen Hoenicke, J\"urgen Christ, Martin Sch\"af

arxiv:1205.6527 v1 · 2012-05-30 · cs.PL · 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{HBKMUA3XJMBEXZ6L7TUGIAWHT2}

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	2026-05-18T03:54:38.657668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3854ca03774b024be7cbfce86402c79e82f3f48d5a576145f1245f11154b22da

Aliases

arxiv: 1205.6527 · arxiv_version: 1205.6527v1 · doi: 10.48550/arxiv.1205.6527 · pith_short_12: HBKMUA3XJMBE · pith_short_16: HBKMUA3XJMBEXZ6L · pith_short_8: HBKMUA3X

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/HBKMUA3XJMBEXZ6L7TUGIAWHT2 \
  | 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: 3854ca03774b024be7cbfce86402c79e82f3f48d5a576145f1245f11154b22da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb4eebc0c4da21d9e8e5f8217980db79cbda452eb165b8e2509e7fa804d696e9",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2012-05-30T01:50:30Z",
    "title_canon_sha256": "19cc615eb72a259517c278a80598d05d2ce7dc54720296a9416aa13521f37fa4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.6527",
    "kind": "arxiv",
    "version": 1
  }
}