Pith Number

pith:6RITTT4U

pith:2017:6RITTT4UXQ3AXKKZ2ONR7FXQKS

not attested not anchored not stored refs pending

On Chordal-$k$-Generalized Split Graphs

Andreas Brandst\"adt, Raffaele Mosca

arxiv:1702.07914 v3 · 2017-02-25 · 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{6RITTT4UXQ3AXKKZ2ONR7FXQKS}

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	2026-05-18T00:45:29.990288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f45139cf94bc360ba959d39b1f96f0549d21927a596cc3bdea53e3a2b0425c2e

Aliases

arxiv: 1702.07914 · arxiv_version: 1702.07914v3 · doi: 10.48550/arxiv.1702.07914 · pith_short_12: 6RITTT4UXQ3A · pith_short_16: 6RITTT4UXQ3AXKKZ · pith_short_8: 6RITTT4U

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/6RITTT4UXQ3AXKKZ2ONR7FXQKS \
  | 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: f45139cf94bc360ba959d39b1f96f0549d21927a596cc3bdea53e3a2b0425c2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41fa7af0527eb3182bff4a3c618db964ea40a343075b108582cacff4d6cd11ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-02-25T16:08:26Z",
    "title_canon_sha256": "a75f7ac76454cdb0acddff09b7e7cc6dccf157f320345c83212217d8f38b274d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07914",
    "kind": "arxiv",
    "version": 3
  }
}