Pith Number

pith:X22I6DOY

pith:2014:X22I6DOY7Y2QCLHB35F6SZFB7S

not attested not anchored not stored refs pending

Compatible Connectivity-Augmentation of Planar Disconnected Graphs

Fabrizio Frati, Greg Aloupis, Luis Barba, Pat Morin, Paz Carmi, Vida Dujmovi\'c

arxiv:1408.2436 v1 · 2014-08-11 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X22I6DOY7Y2QCLHB35F6SZFB7S}

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	2026-05-18T02:45:29.372219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beb48f0dd8fe35012ce1df4be964a1fca373b2e80cb4808353006560d7547fdb

Aliases

arxiv: 1408.2436 · arxiv_version: 1408.2436v1 · doi: 10.48550/arxiv.1408.2436 · pith_short_12: X22I6DOY7Y2Q · pith_short_16: X22I6DOY7Y2QCLHB · pith_short_8: X22I6DOY

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/X22I6DOY7Y2QCLHB35F6SZFB7S \
  | 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: beb48f0dd8fe35012ce1df4be964a1fca373b2e80cb4808353006560d7547fdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0afb7ae434c7c3bf0bfe9f1a679a0a4b557e3139ff5f902540df68c7db753e4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2014-08-11T15:24:32Z",
    "title_canon_sha256": "5115df421ca41aae4fe40b9ce3e3992676deb0291a65eba193c40e499e4bdb70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2436",
    "kind": "arxiv",
    "version": 1
  }
}