Pith Number

pith:3CEGPTMS

pith:2012:3CEGPTMS74G2UT67VEKCRT52EU

not attested not anchored not stored refs pending

Convex Hull and Linear Programming in Read-only Setup with Limited Work-space

Minati De, Sasanka Roy, Subhas C. Nandy

arxiv:1212.5353 v1 · 2012-12-21 · cs.CG · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3CEGPTMS74G2UT67VEKCRT52EU}

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	2026-05-18T03:38:02.145865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d88867cd92ff0daa4fdfa91428cfba2537eee5ac4171a1012cdce7b99ff4dca0

Aliases

arxiv: 1212.5353 · arxiv_version: 1212.5353v1 · doi: 10.48550/arxiv.1212.5353 · pith_short_12: 3CEGPTMS74G2 · pith_short_16: 3CEGPTMS74G2UT67 · pith_short_8: 3CEGPTMS

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/3CEGPTMS74G2UT67VEKCRT52EU \
  | 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: d88867cd92ff0daa4fdfa91428cfba2537eee5ac4171a1012cdce7b99ff4dca0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4285deeb276e5751a6df9642c4e90f16434333453d3f74cca7a2480e620cfd9",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2012-12-21T07:43:55Z",
    "title_canon_sha256": "9d7b44e06904b93b89a8fd5710eeb8550dce8a36cebd8de2c59032288ea6f1ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5353",
    "kind": "arxiv",
    "version": 1
  }
}