Pith Number

pith:KII36N3H

pith:2012:KII36N3HFW2I4EC3XLLU2P7EGV

not attested not anchored not stored refs pending

Guarding and Searching Polyhedra

Giovanni Viglietta

arxiv:1211.2483 v1 · 2012-11-12 · cs.CG · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KII36N3HFW2I4EC3XLLU2P7EGV}

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	2026-05-18T03:41:03.215745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5211bf37672db48e105bbad74d3fe435512011135cc5ed2109c0e4268cea8aa6

Aliases

arxiv: 1211.2483 · arxiv_version: 1211.2483v1 · doi: 10.48550/arxiv.1211.2483 · pith_short_12: KII36N3HFW2I · pith_short_16: KII36N3HFW2I4EC3 · pith_short_8: KII36N3H

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/KII36N3HFW2I4EC3XLLU2P7EGV \
  | 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: 5211bf37672db48e105bbad74d3fe435512011135cc5ed2109c0e4268cea8aa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b36aee53664fbda6e87a3cafea788244ed65efffa089c3224871eeffbf8bd119",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2012-11-12T00:02:29Z",
    "title_canon_sha256": "08950004b0a0d7e48836bd86949c91ef1434e2d5928d7d28b50b78212a6ab46e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.2483",
    "kind": "arxiv",
    "version": 1
  }
}