Pith Number

pith:YKNJIX4V

pith:2018:YKNJIX4VEG7FYKZH432WG2VMYY

not attested not anchored not stored refs pending

Counting maximal near perfect matchings in quasirandom and dense graphs

Akbar Rafiey, Yifan Jing

arxiv:1807.04803 v3 · 2018-07-12 · 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{YKNJIX4VEG7FYKZH432WG2VMYY}

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	2026-05-17T23:54:39.441419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c29a945f9521be5c2b27e6f5636aacc61a7b291195b95c832141f130ccc47282

Aliases

arxiv: 1807.04803 · arxiv_version: 1807.04803v3 · doi: 10.48550/arxiv.1807.04803 · pith_short_12: YKNJIX4VEG7F · pith_short_16: YKNJIX4VEG7FYKZH · pith_short_8: YKNJIX4V

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/YKNJIX4VEG7FYKZH432WG2VMYY \
  | 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: c29a945f9521be5c2b27e6f5636aacc61a7b291195b95c832141f130ccc47282

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41ff5126a3eea6868f0700c8bce41447f1e553db00fa36c7238948bd75ba794a",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-07-12T19:51:58Z",
    "title_canon_sha256": "8f88f745198df1a945ce9030d27a485741ccbfdadb923606340373646e0faa0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04803",
    "kind": "arxiv",
    "version": 3
  }
}