Pith Number

pith:3RF7RRE7

pith:2017:3RF7RRE7PWSPS57GDZW4B6UGWB

not attested not anchored not stored refs pending

Connectedness of Certain Graph Coloring Complexes

Nandini Nilakantan, Samir Shukla

arxiv:1702.03527 v1 · 2017-02-12 · 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{3RF7RRE7PWSPS57GDZW4B6UGWB}

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	2026-05-18T00:50:53.572812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc4bf8c49f7da4f977e61e6dc0fa86b0542f26291c260ea1a0f455c88d27f5fe

Aliases

arxiv: 1702.03527 · arxiv_version: 1702.03527v1 · doi: 10.48550/arxiv.1702.03527 · pith_short_12: 3RF7RRE7PWSP · pith_short_16: 3RF7RRE7PWSPS57G · pith_short_8: 3RF7RRE7

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/3RF7RRE7PWSPS57GDZW4B6UGWB \
  | 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: dc4bf8c49f7da4f977e61e6dc0fa86b0542f26291c260ea1a0f455c88d27f5fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d634cb7df838fb8d98ef50811175bec25b3e8279d95b319cbdb846a4947af2eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-02-12T13:36:10Z",
    "title_canon_sha256": "634184068640963cfa1073256696384ca075b780d5e6aa03d39cc707ffd3fecf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03527",
    "kind": "arxiv",
    "version": 1
  }
}