Pith Number

pith:2FHFBJEO

pith:2017:2FHFBJEOSCZ2Z45CAUWD7W6WLP

not attested not anchored not stored refs pending

Synergistic Computation of Planar Maxima and Convex Hull

Carlos Ochoa, J\'er\'emy Barbay

arxiv:1702.08545 v1 · 2017-02-27 · 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{2FHFBJEOSCZ2Z45CAUWD7W6WLP}

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	2026-05-18T00:49:48.428393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d14e50a48e90b3acf3a2052c3fdbd65bcfaa9d7bf0d692cfdb56ddd63fda6102

Aliases

arxiv: 1702.08545 · arxiv_version: 1702.08545v1 · doi: 10.48550/arxiv.1702.08545 · pith_short_12: 2FHFBJEOSCZ2 · pith_short_16: 2FHFBJEOSCZ2Z45C · pith_short_8: 2FHFBJEO

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/2FHFBJEOSCZ2Z45CAUWD7W6WLP \
  | 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: d14e50a48e90b3acf3a2052c3fdbd65bcfaa9d7bf0d692cfdb56ddd63fda6102

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8259cc84163a7c1924bec85f59dd6b978308752bcf1f6b7f4d0b61319dfad16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-02-27T21:48:00Z",
    "title_canon_sha256": "1082d93452fb6bd1293697621bdab6d9ebc30932e501af163007a486bbdf1fa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08545",
    "kind": "arxiv",
    "version": 1
  }
}