Pith Number

pith:O3KQ76JR

pith:2023:O3KQ76JR27IDM4AN2EVPOYJISV

not attested not anchored not stored refs pending

Truncated degree DP-colourability of $K_{2,4}$-minor free graphs

Cheng Wang, Huan Zhou, On-Hei Solomon Lo, Xuding Zhu

arxiv:2312.15962 v2 · 2023-12-26 · math.CO

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O3KQ76JR27IDM4AN2EVPOYJISV}

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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.

Cited by

1 paper in Pith

Degree-truncated choosability of graphs

Receipt and verification

First computed	2026-07-05T10:25:04.023293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76d50ff931d7d036700dd12af7612895462f8161bd47f5caebac7ca331f1b34c

Aliases

arxiv: 2312.15962 · arxiv_version: 2312.15962v2 · doi: 10.48550/arxiv.2312.15962 · pith_short_12: O3KQ76JR27ID · pith_short_16: O3KQ76JR27IDM4AN · pith_short_8: O3KQ76JR

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/O3KQ76JR27IDM4AN2EVPOYJISV \
  | 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: 76d50ff931d7d036700dd12af7612895462f8161bd47f5caebac7ca331f1b34c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3240455fb0095087fc332d9c62e5679747b44905ab183b507714e61ebb0235b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2023-12-26T08:53:08Z",
    "title_canon_sha256": "fe522d5a1912a621aef85cfbee1b05c91f6e838a9d53989a12f10191b4853077"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.15962",
    "kind": "arxiv",
    "version": 2
  }
}