Pith Number

pith:SUVUBCH3

pith:2014:SUVUBCH3VZKH7X7PDRY5XSIIKP

not attested not anchored not stored refs pending

Complexity of Grundy coloring and its variants

Edouard Bonnet, Eun Jung Kim, Florent Foucaud, Florian Sikora

arxiv:1407.5336 v3 · 2014-07-20 · cs.DS · cs.DM · 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{SUVUBCH3VZKH7X7PDRY5XSIIKP}

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	2026-05-18T01:28:14.898463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

952b4088fbae547fdfef1c71dbc90853e49077d12cd1cfb5bdb57b0079d61e17

Aliases

arxiv: 1407.5336 · arxiv_version: 1407.5336v3 · doi: 10.48550/arxiv.1407.5336 · pith_short_12: SUVUBCH3VZKH · pith_short_16: SUVUBCH3VZKH7X7P · pith_short_8: SUVUBCH3

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/SUVUBCH3VZKH7X7PDRY5XSIIKP \
  | 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: 952b4088fbae547fdfef1c71dbc90853e49077d12cd1cfb5bdb57b0079d61e17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a485c8abd80c38dfcccf5ac16495a98aed8d1130cfb81f4a2aafdf152de60bc2",
    "cross_cats_sorted": [
      "cs.DM",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-07-20T21:31:35Z",
    "title_canon_sha256": "b933cf26dcb3f8c41ea0cbde1a7ef6d30e2674afc75f0b70d2284dc376d68648"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5336",
    "kind": "arxiv",
    "version": 3
  }
}