Pith Number

pith:AMK2P2PI

pith:2014:AMK2P2PINN2P6AQMPDLUQUI6XY

not attested not anchored not stored refs pending

Computational search of small point sets with small rectilinear crossing number

Jorge L\'opez, Ruy Fabila-Monroy

arxiv:1403.1288 v1 · 2014-03-05 · math.CO · 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{AMK2P2PINN2P6AQMPDLUQUI6XY}

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	2026-05-18T02:56:59.346607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0315a7e9e86b74ff020c78d748511ebe0b97715068ff18c1bbccd2922b1248c5

Aliases

arxiv: 1403.1288 · arxiv_version: 1403.1288v1 · doi: 10.48550/arxiv.1403.1288 · pith_short_12: AMK2P2PINN2P · pith_short_16: AMK2P2PINN2P6AQM · pith_short_8: AMK2P2PI

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/AMK2P2PINN2P6AQMPDLUQUI6XY \
  | 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: 0315a7e9e86b74ff020c78d748511ebe0b97715068ff18c1bbccd2922b1248c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b984abc8423a8364eabd3d4acaa749c3cc7757e3fa4ab728806b472bcac4899a",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-03-05T22:42:23Z",
    "title_canon_sha256": "6881a7a507717f0f676c197d3b8f68ce10321888c2c9b6e565aff03fac4423a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1288",
    "kind": "arxiv",
    "version": 1
  }
}