Pith Number

pith:JABIJHCY

pith:2016:JABIJHCYYX5ORW3ZLCN5ZENVSR

not attested not anchored not stored refs pending

The Chromatic Number of Ordered Graphs With Constrained Conflict Graphs

Jonathan Rollin, Maria Axenovich, Torsten Ueckerdt

arxiv:1610.01111 v1 · 2016-10-04 · math.CO · cs.DM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JABIJHCYYX5ORW3ZLCN5ZENVSR}

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	2026-05-18T01:03:12.418847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4802849c58c5fae8db79589bdc91b5946bd1021576b0acf6f251fc7b5e11f36b

Aliases

arxiv: 1610.01111 · arxiv_version: 1610.01111v1 · doi: 10.48550/arxiv.1610.01111 · pith_short_12: JABIJHCYYX5O · pith_short_16: JABIJHCYYX5ORW3Z · pith_short_8: JABIJHCY

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/JABIJHCYYX5ORW3ZLCN5ZENVSR \
  | 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: 4802849c58c5fae8db79589bdc91b5946bd1021576b0acf6f251fc7b5e11f36b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7a9da6b9c32274b09c6b94f230312d583d9440d620bc973e2a6db06999a148f",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-10-04T18:01:22Z",
    "title_canon_sha256": "3c8781d4f1297685030dd917b6a49b7ea6ae6f6d510c12b0c3fd0c210d734374"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.01111",
    "kind": "arxiv",
    "version": 1
  }
}