Pith Number

pith:MJXVT7Q6

pith:2015:MJXVT7Q62W3MUAZYUJRJ72SJX6

not attested not anchored not stored refs pending

A Novel Implementation of QuickHull Algorithm on the GPU

Gang Mei, Jiayin Zhang, Kunyang Zhao, Nengxiong Xu

arxiv:1501.04706 v3 · 2015-01-20 · cs.CG · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MJXVT7Q62W3MUAZYUJRJ72SJX6}

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	2026-05-18T00:15:42.989495Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

626f59fe1ed5b6ca0338a2629fea49bfab34d53765e8777b534bf728b5b74108

Aliases

arxiv: 1501.04706 · arxiv_version: 1501.04706v3 · doi: 10.48550/arxiv.1501.04706 · pith_short_12: MJXVT7Q62W3M · pith_short_16: MJXVT7Q62W3MUAZY · pith_short_8: MJXVT7Q6

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/MJXVT7Q62W3MUAZYUJRJ72SJX6 \
  | 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: 626f59fe1ed5b6ca0338a2629fea49bfab34d53765e8777b534bf728b5b74108

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c015dae56f9dd00097ddca374d78a973aeb95803ac13f4d4ffae81d43f71f0e",
    "cross_cats_sorted": [
      "cs.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2015-01-20T03:23:29Z",
    "title_canon_sha256": "14f3814e6c82a0f218736aae18ac78178b80e6326b387ed7a436b04e31861536"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04706",
    "kind": "arxiv",
    "version": 3
  }
}