Pith Number

pith:VIG4GUH6

pith:2013:VIG4GUH6RID6EAEJD6IYM6DF52

not attested not anchored not stored refs pending

Graphs with the Fewest Matchings

A.J. Radcliffe, L. Keough

arxiv:1310.1879 v1 · 2013-10-07 · 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{VIG4GUH6RID6EAEJD6IYM6DF52}

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	2026-05-18T03:11:10.286593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa0dc350fe8a07e200891f91867865ee9979bd9082a6431de348490511934d00

Aliases

arxiv: 1310.1879 · arxiv_version: 1310.1879v1 · doi: 10.48550/arxiv.1310.1879 · pith_short_12: VIG4GUH6RID6 · pith_short_16: VIG4GUH6RID6EAEJ · pith_short_8: VIG4GUH6

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/VIG4GUH6RID6EAEJD6IYM6DF52 \
  | 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: aa0dc350fe8a07e200891f91867865ee9979bd9082a6431de348490511934d00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd36c59e5f94c0ddfff84ac374f5b5a4b9d77335e32c4bb1598c449d2a0797ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-10-07T18:24:22Z",
    "title_canon_sha256": "2e13b7b79b9f961892108443d6fee8f1e9bb515955ae23293a13615b20f27ae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.1879",
    "kind": "arxiv",
    "version": 1
  }
}