Pith Number

pith:RK6CXA3B

pith:2016:RK6CXA3BBXIN4AAXXXNJXNYOY7

not attested not anchored not stored refs pending

The Kelmans-Seymour conjecture III: 3-vertices in $K_4^-$

Dawei He, Xingxing Yu, Yan Wang

arxiv:1609.05747 v1 · 2016-09-19 · 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{RK6CXA3BBXIN4AAXXXNJXNYOY7}

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	2026-05-18T01:04:25.421108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8abc2b83610dd0de0017bdda9bb70ec7e20876983d4c057e51daea29471014e3

Aliases

arxiv: 1609.05747 · arxiv_version: 1609.05747v1 · doi: 10.48550/arxiv.1609.05747 · pith_short_12: RK6CXA3BBXIN · pith_short_16: RK6CXA3BBXIN4AAX · pith_short_8: RK6CXA3B

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/RK6CXA3BBXIN4AAXXXNJXNYOY7 \
  | 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: 8abc2b83610dd0de0017bdda9bb70ec7e20876983d4c057e51daea29471014e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb85ece1e266f154433229817a2a1b0d3abbf5e9189d88685b7ca9eb6c40e1f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-09-19T14:40:15Z",
    "title_canon_sha256": "3a864124662c8d4fd9bb7856ef832be93caf40ad883225c7d9191841116be4bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.05747",
    "kind": "arxiv",
    "version": 1
  }
}