Pith Number

pith:GPHWGQ7L

pith:1994:GPHWGQ7LSKF6BID7G7GH7JLQSN

not attested not anchored not stored refs pending

A Solvable 2D Quantum Gravity Model with $\GAMMA >0$

B. Durhuus, J. Ambjorn, T. Jonsson

arxiv:hep-th/9401137 v1 · 1994-01-27 · 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{GPHWGQ7LSKF6BID7G7GH7JLQSN}

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	2026-05-18T01:38:42.072306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33cf6343eb928be0a07f37cc7fa570937d4bb67a850d8a54204f61b0ebd3ad83

Aliases

arxiv: hep-th/9401137 · arxiv_version: hep-th/9401137v1 · doi: 10.48550/arxiv.hep-th/9401137 · pith_short_12: GPHWGQ7LSKF6 · pith_short_16: GPHWGQ7LSKF6BID7 · pith_short_8: GPHWGQ7L

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/GPHWGQ7LSKF6BID7G7GH7JLQSN \
  | 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: 33cf6343eb928be0a07f37cc7fa570937d4bb67a850d8a54204f61b0ebd3ad83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "348df841a08bb52a9995d4d125fac0c6b497a4abde54485223a7468cc8eb3289",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1994-01-27T14:27:45Z",
    "title_canon_sha256": "806c88bcfc2d723adb1f91378c2ffe556f732e4502d9b2d2352920e8800d3de4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9401137",
    "kind": "arxiv",
    "version": 1
  }
}