Pith Number

pith:GQWUCZBY

pith:2015:GQWUCZBYTNG5FEZJTRNFHMC4FB

not attested not anchored not stored refs pending

Packing Plane Perfect Matchings into a Point Set

Ahmad Biniaz, Anil Maheshwari, Michiel Smid, Prosenjit Bose

arxiv:1501.03686 v1 · 2015-01-15 · cs.CG · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GQWUCZBYTNG5FEZJTRNFHMC4FB}

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	2026-05-18T02:29:18.015415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

342d4164389b4dd293299c5a53b05c286cf92798fb64f51ae13110f1c7fb2aa7

Aliases

arxiv: 1501.03686 · arxiv_version: 1501.03686v1 · doi: 10.48550/arxiv.1501.03686 · pith_short_12: GQWUCZBYTNG5 · pith_short_16: GQWUCZBYTNG5FEZJ · pith_short_8: GQWUCZBY

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/GQWUCZBYTNG5FEZJTRNFHMC4FB \
  | 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: 342d4164389b4dd293299c5a53b05c286cf92798fb64f51ae13110f1c7fb2aa7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c501cf2fd34586bcc31f6b7a668acb482ff2a23d69c09f5c0fd64e516db922f0",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2015-01-15T14:13:34Z",
    "title_canon_sha256": "8d4256586f75400fff2f32ba602769e5c69a4145ab504f40ac2f7ff1cc12451f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03686",
    "kind": "arxiv",
    "version": 1
  }
}