Pith Number

pith:KZRUTOMI

pith:2012:KZRUTOMIQ7QUQZVJNH3EQZ6RXG

not attested not anchored not stored refs pending

Egalitarian Graph Orientations

Antonio Ochoa, Glencora Borradaile, Gordon Wilfong, Jennifer Iglesias, Lisa Zhang, Theresa Migler

arxiv:1212.2178 v4 · 2012-12-10 · cs.DM · 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{KZRUTOMIQ7QUQZVJNH3EQZ6RXG}

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	2026-05-18T00:31:00.781618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

566349b98887e14866a969f64867d1b9b756b4db0ecec6aeed4fa9643ffa9a5c

Aliases

arxiv: 1212.2178 · arxiv_version: 1212.2178v4 · doi: 10.48550/arxiv.1212.2178 · pith_short_12: KZRUTOMIQ7QU · pith_short_16: KZRUTOMIQ7QUQZVJ · pith_short_8: KZRUTOMI

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/KZRUTOMIQ7QUQZVJNH3EQZ6RXG \
  | 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: 566349b98887e14866a969f64867d1b9b756b4db0ecec6aeed4fa9643ffa9a5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c72367a4288743b62cb5d537c6041bbc1166a76e3e64664b3a2ab3cd85f4914",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2012-12-10T19:44:11Z",
    "title_canon_sha256": "9d7173f1c0bce9743b249ed57f0f2255b8852c53610f2fab364d001b201cd333"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2178",
    "kind": "arxiv",
    "version": 4
  }
}