Pith Number

pith:ORT2UIQ3

pith:2016:ORT2UIQ3V75F2JYES5EJSW236Q

not attested not anchored not stored refs pending

Non-reconstructible locally finite graphs

Florian Lehner, Joshua Erde, Max Pitz, Nathan Bowler, Peter Heinig

arxiv:1611.04370 v3 · 2016-11-14 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ORT2UIQ3V75F2JYES5EJSW236Q}

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	2026-05-18T00:25:27.103996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7467aa221baffa5d27049748995b5bf43ed097ced8dfd279a2e2e9bc81aa5cff

Aliases

arxiv: 1611.04370 · arxiv_version: 1611.04370v3 · doi: 10.48550/arxiv.1611.04370 · pith_short_12: ORT2UIQ3V75F · pith_short_16: ORT2UIQ3V75F2JYE · pith_short_8: ORT2UIQ3

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/ORT2UIQ3V75F2JYES5EJSW236Q \
  | 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: 7467aa221baffa5d27049748995b5bf43ed097ced8dfd279a2e2e9bc81aa5cff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "624472724cb6c3f202c75f6e9f40b967b4c64a6dc02439c7671edb871bdc63e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-11-14T12:59:35Z",
    "title_canon_sha256": "8147f4032781026e3a158ab651d1bfb8bd290231cd453cf9cdba8dc5f4b2428d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.04370",
    "kind": "arxiv",
    "version": 3
  }
}