Pith Number

pith:2M5KTG2J

pith:2019:2M5KTG2JBCRXWGSJ6OJSNLKVEL

not attested not anchored not stored refs pending

On Convex Graphs Having Plane Spanning Subgraph of Certain Type

Adem Kilicman, Gek L. Chiab, Hazim Michman Traoc, Niran Abbas Ali

arxiv:1906.05607 v1 · 2019-06-13 · 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{2M5KTG2JBCRXWGSJ6OJSNLKVEL}

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	2026-05-17T23:43:24.822322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d33aa99b4908a37b1a49f39326ad5522db65c93dca5ac8044ce6626d7d4fdcec

Aliases

arxiv: 1906.05607 · arxiv_version: 1906.05607v1 · doi: 10.48550/arxiv.1906.05607 · pith_short_12: 2M5KTG2JBCRX · pith_short_16: 2M5KTG2JBCRXWGSJ · pith_short_8: 2M5KTG2J

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/2M5KTG2JBCRXWGSJ6OJSNLKVEL \
  | 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: d33aa99b4908a37b1a49f39326ad5522db65c93dca5ac8044ce6626d7d4fdcec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a79aa5b8874ffaa54b73e3babaff66feb5570626fe9b6ceb913c608fbce383b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-06-13T11:34:13Z",
    "title_canon_sha256": "a9a8ac9bee3647fc02ab10dadfea3169a52b5ee7fa138682cfca09950c3d730a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.05607",
    "kind": "arxiv",
    "version": 1
  }
}