Pith Number

pith:XHBU3VVH

pith:2012:XHBU3VVH5RKK6P6NNJ7KMLLRDJ

not attested not anchored not stored refs pending

Nondeterministic graph property testing

Katalin Vesztergombi, L\'aszl\'o Lov\'asz

arxiv:1202.5337 v2 · 2012-02-23 · 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{XHBU3VVH5RKK6P6NNJ7KMLLRDJ}

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	2026-05-18T03:15:21.213362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9c34dd6a7ec54af3fcd6a7ea62d711a492791d617b97218ca97bd70fe52f10e

Aliases

arxiv: 1202.5337 · arxiv_version: 1202.5337v2 · doi: 10.48550/arxiv.1202.5337 · pith_short_12: XHBU3VVH5RKK · pith_short_16: XHBU3VVH5RKK6P6N · pith_short_8: XHBU3VVH

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/XHBU3VVH5RKK6P6NNJ7KMLLRDJ \
  | 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: b9c34dd6a7ec54af3fcd6a7ea62d711a492791d617b97218ca97bd70fe52f10e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b0732b56b48ee9f79f489e756d4eceb68dcb7bec29691de72b0de00dd6dbf5e",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-02-23T22:39:06Z",
    "title_canon_sha256": "9f07b2926d79079252f85f1fbea4617cdf41838b1731b0a905837466e274c4aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5337",
    "kind": "arxiv",
    "version": 2
  }
}