Pith Number

pith:WCHECAH3

pith:2014:WCHECAH3UKHPAV3XSJURWFRS6W

not attested not anchored not stored refs pending

Location-domination and matching in cubic graphs

Florent Foucaud, Michael A. Henning

arxiv:1412.2865 v2 · 2014-12-09 · 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{WCHECAH3UKHPAV3XSJURWFRS6W}

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	2026-05-18T01:22:41.580599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b08e4100fba28ef0577792691b1632f5a40e29b32e45722dda91be6aed418803

Aliases

arxiv: 1412.2865 · arxiv_version: 1412.2865v2 · doi: 10.48550/arxiv.1412.2865 · pith_short_12: WCHECAH3UKHP · pith_short_16: WCHECAH3UKHPAV3X · pith_short_8: WCHECAH3

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/WCHECAH3UKHPAV3XSJURWFRS6W \
  | 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: b08e4100fba28ef0577792691b1632f5a40e29b32e45722dda91be6aed418803

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "130a5cbe39ebd81d191bb4951315d455d1a227178c5b15ff79268ed365e69a8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-12-09T06:25:49Z",
    "title_canon_sha256": "305bb11be4a54329ee9ba8517da696b7eb6d0cb9c54e982741e0412fcb396dcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.2865",
    "kind": "arxiv",
    "version": 2
  }
}