Pith Number

pith:ZU6APKT4

pith:2011:ZU6APKT43EHBRTFESUCQKTTPYN

not attested not anchored not stored refs pending

Self reference in word definitions

David Levary, Elisha Moses, Jean-Pierre Eckmann, Tsvi Tlusty

arxiv:1103.2325 v1 · 2011-03-11 · cs.CL · cs.AI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZU6APKT43EHBRTFESUCQKTTPYN}

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	2026-05-18T04:26:55.831951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd3c07aa7cd90e18cca49505054e6fc3547c6b5795aa74a21a1ade91a762a484

Aliases

arxiv: 1103.2325 · arxiv_version: 1103.2325v1 · doi: 10.48550/arxiv.1103.2325 · pith_short_12: ZU6APKT43EHB · pith_short_16: ZU6APKT43EHBRTFE · pith_short_8: ZU6APKT4

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/ZU6APKT43EHBRTFESUCQKTTPYN \
  | 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: cd3c07aa7cd90e18cca49505054e6fc3547c6b5795aa74a21a1ade91a762a484

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "779eeca76f3c615d473a23a3531a1812e077d22a65ddf51534875dad37197f10",
    "cross_cats_sorted": [
      "cs.AI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2011-03-11T17:57:16Z",
    "title_canon_sha256": "66ccb58903924a3e3b21dce48c9c585238ce18c4bf2846cba84fd8000113fad0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2325",
    "kind": "arxiv",
    "version": 1
  }
}