Pith Number

pith:KL2NJCMH

pith:2017:KL2NJCMH3WNO5DVNSZBZG23NJX

not attested not anchored not stored refs pending

A Stability Theorem for Matchings in Tripartite 3-Graphs

Lothar Narins, Penny Haxell

arxiv:1701.06451 v1 · 2017-01-23 · 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{KL2NJCMH3WNO5DVNSZBZG23NJX}

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	2026-05-18T00:52:18.330442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52f4d48987dd9aee8ead9643936b6d4dd84252339da163aae53eec118282868f

Aliases

arxiv: 1701.06451 · arxiv_version: 1701.06451v1 · doi: 10.48550/arxiv.1701.06451 · pith_short_12: KL2NJCMH3WNO · pith_short_16: KL2NJCMH3WNO5DVN · pith_short_8: KL2NJCMH

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/KL2NJCMH3WNO5DVNSZBZG23NJX \
  | 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: 52f4d48987dd9aee8ead9643936b6d4dd84252339da163aae53eec118282868f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d541edf25cb9ca7c8ae758b16a9cc5ea156de7c82f7cf46b23bc1b7db24694a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-01-23T15:26:20Z",
    "title_canon_sha256": "2e57e0b59420c205ccc8cd70041c136f8353141571b99f4edea8fa644a14fd2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06451",
    "kind": "arxiv",
    "version": 1
  }
}