Pith Number

pith:5WU34NLC

pith:2024:5WU34NLCKJGDTACRMDG2U5WS3I

not attested not anchored not stored refs pending

An Efficient Solution to the 2D Visibility Problem in Cartesian Grid Maps and its Application in Heuristic Path Planning

Ibrahim Ibrahim, Jan Swevers, Joris Gillis, Wilm Decr\'e

arxiv:2403.06494 v1 · 2024-03-11 · cs.CG · cs.GR · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5WU34NLCKJGDTACRMDG2U5WS3I}

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	2026-07-05T07:54:39.095625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eda9be3562524c39805160cdaa76d2da3e9b7f5235d6070740f8ea6d13d80dc6

Aliases

arxiv: 2403.06494 · arxiv_version: 2403.06494v1 · doi: 10.48550/arxiv.2403.06494 · pith_short_12: 5WU34NLCKJGD · pith_short_16: 5WU34NLCKJGDTACR · pith_short_8: 5WU34NLC

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/5WU34NLCKJGDTACRMDG2U5WS3I \
  | 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: eda9be3562524c39805160cdaa76d2da3e9b7f5235d6070740f8ea6d13d80dc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53b37874748659b3830e5890d1cef5814ea90e0964f0eb98f9c08f5deae75de7",
    "cross_cats_sorted": [
      "cs.GR",
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2024-03-11T08:07:11Z",
    "title_canon_sha256": "198a70688d3cad801e6a641cb5dfd09ae9b05b2bc4717de0eb6867cca578f8b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.06494",
    "kind": "arxiv",
    "version": 1
  }
}