Pith Number

pith:M2TJG2TY

pith:2025:M2TJG2TY52KRK6CZ3CQBBS3WQN

not attested not anchored not stored refs pending

Computer-assisted graph theory: a survey

Jorik Jooken

arxiv:2508.20825 v1 · 2025-08-28 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M2TJG2TY52KRK6CZ3CQBBS3WQN}

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.

Cited by

2 papers in Pith

Vertex-critical $(P_5,\text{chair})$-free and $(P_5,\text{cricket})$-free graphs

A non-existence result for vertex-girth-regular graphs

Receipt and verification

First computed	2026-07-05T12:01:11.808881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66a6936a78ee95157859d8a010cb7683436a3c63095640ba8b5a5b51653247a4

Aliases

arxiv: 2508.20825 · arxiv_version: 2508.20825v1 · doi: 10.48550/arxiv.2508.20825 · pith_short_12: M2TJG2TY52KR · pith_short_16: M2TJG2TY52KRK6CZ · pith_short_8: M2TJG2TY

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/M2TJG2TY52KRK6CZ3CQBBS3WQN \
  | 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: 66a6936a78ee95157859d8a010cb7683436a3c63095640ba8b5a5b51653247a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1764bc42cbf2971cfdfb9a0a24e44c5005cea7aac11d83af5a52126a873bc88c",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-08-28T14:21:46Z",
    "title_canon_sha256": "25ed158c9799c3a677efbb8b6b51cfa357281d71ea6174783db1257f153f8aed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20825",
    "kind": "arxiv",
    "version": 1
  }
}