Pith Number

pith:KRX4JEAM

pith:2013:KRX4JEAMIO77KTRGQJTYTODMO6

not attested not anchored not stored refs pending

On Kinetic Delaunay Triangulations: A Near Quadratic Bound for Unit Speed Motions

Natan Rubin

arxiv:1312.2194 v1 · 2013-12-08 · cs.CG · cs.DS · 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{KRX4JEAMIO77KTRGQJTYTODMO6}

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	2026-05-18T03:05:11.006565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

546fc4900c43bff54e26826789b86c7790ac553266d8fca92a3970767e6322a8

Aliases

arxiv: 1312.2194 · arxiv_version: 1312.2194v1 · doi: 10.48550/arxiv.1312.2194 · pith_short_12: KRX4JEAMIO77 · pith_short_16: KRX4JEAMIO77KTRG · pith_short_8: KRX4JEAM

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/KRX4JEAMIO77KTRGQJTYTODMO6 \
  | 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: 546fc4900c43bff54e26826789b86c7790ac553266d8fca92a3970767e6322a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d243d0bcc4fe0fda5eddbf51f46902a86fe4d83d842f733c59296122c5695dd4",
    "cross_cats_sorted": [
      "cs.DS",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2013-12-08T11:49:19Z",
    "title_canon_sha256": "f4d32034708782c2a2c32733cff69567a7716322fe3fb099c38406028a1bed93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2194",
    "kind": "arxiv",
    "version": 1
  }
}