Pith Number

pith:F2AQJHHJ

pith:1993:F2AQJHHJHKGAQPYUEBLI3C64TX

not attested not anchored not stored refs pending

Ising (anti-)ferromagnet on dynamical triangulations and quadrangulations

D. Johnston

arxiv:hep-th/9307125 v1 · 1993-07-20 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2AQJHHJHKGAQPYUEBLI3C64TX}

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	2026-05-18T01:06:04.829379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e81049ce93a8c083f1420568d8bdc9dee9e541e85cace512cba6e7b6641ea87

Aliases

arxiv: hep-th/9307125 · arxiv_version: hep-th/9307125v1 · doi: 10.48550/arxiv.hep-th/9307125 · pith_short_12: F2AQJHHJHKGA · pith_short_16: F2AQJHHJHKGAQPYU · pith_short_8: F2AQJHHJ

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/F2AQJHHJHKGAQPYUEBLI3C64TX \
  | 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: 2e81049ce93a8c083f1420568d8bdc9dee9e541e85cace512cba6e7b6641ea87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d8c8874ed08c605f50525f41f3c2d30bbdc7ac8d1331439113b72618f597f93",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1993-07-20T09:28:35Z",
    "title_canon_sha256": "c76c6a88dd236587df040bce26c85e44af151f50ff5880e3b77e1f79d2bf0f9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9307125",
    "kind": "arxiv",
    "version": 1
  }
}