Pith Number

pith:DKFNVGON

pith:2013:DKFNVGONAS3K57RD3V3XGIWTP3

not attested not anchored not stored refs pending

l-facial edge colorings of graphs

Borut Lu\v{z}ar, Martina Mockov\v{c}iakov\'a, Peter \v{S}ugerek, Riste \v{S}krekovski, Roman Sot\'ak

arxiv:1303.4346 v1 · 2013-03-18 · 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{DKFNVGONAS3K57RD3V3XGIWTP3}

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	2026-05-18T01:31:21.677484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a8ada99cd04b6aefe23dd777322d37ee89dbcf1673e83f4bb4324b401db919a

Aliases

arxiv: 1303.4346 · arxiv_version: 1303.4346v1 · doi: 10.48550/arxiv.1303.4346 · pith_short_12: DKFNVGONAS3K · pith_short_16: DKFNVGONAS3K57RD · pith_short_8: DKFNVGON

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/DKFNVGONAS3K57RD3V3XGIWTP3 \
  | 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: 1a8ada99cd04b6aefe23dd777322d37ee89dbcf1673e83f4bb4324b401db919a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b6a260f65bef89fafca22eb845fa8e0c933c67eddd263d644353c4001c38e86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-03-18T18:10:41Z",
    "title_canon_sha256": "bdb5e02d7961b2870f1608418d11f09d623d3a21a43c0c65d7c410ffdd96ffc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4346",
    "kind": "arxiv",
    "version": 1
  }
}