Pith Number

pith:WMU6QF5Q

pith:2011:WMU6QF5QLXZJK3LO625A4S66MQ

not attested not anchored not stored refs pending

The Automatic Inference of State Invariants in TIM

D. Long, M. Fox

arxiv:1105.5451 v1 · 2011-05-27 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WMU6QF5QLXZJK3LO625A4S66MQ}

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	2026-05-18T04:21:11.737742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b329e817b05df2956d6ef6ba0e4bde643eb7d29d55fc6bb299a9cfe6cbc62540

Aliases

arxiv: 1105.5451 · arxiv_version: 1105.5451v1 · doi: 10.48550/arxiv.1105.5451 · pith_short_12: WMU6QF5QLXZJ · pith_short_16: WMU6QF5QLXZJK3LO · pith_short_8: WMU6QF5Q

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/WMU6QF5QLXZJK3LO625A4S66MQ \
  | 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: b329e817b05df2956d6ef6ba0e4bde643eb7d29d55fc6bb299a9cfe6cbc62540

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dd4e5290dec5956462848ba3d40ac016b09afe3745e70b0023afc2240a8ee1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2011-05-27T01:49:44Z",
    "title_canon_sha256": "1665ab1f277c4ee669ff39a5a67203dbc02f6de220287a8e21d2dd59a70c9e8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5451",
    "kind": "arxiv",
    "version": 1
  }
}