Pith Number

pith:VMM46IWO

pith:2018:VMM46IWOOHEVVB7VUG7AREYZWZ

not attested not anchored not stored refs pending

Improved Shortest Path Maps with GPU Shaders

Marcelo Kallmann, Renato Farias

arxiv:1805.08500 v1 · 2018-05-22 · 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{VMM46IWOOHEVVB7VUG7AREYZWZ}

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	2026-05-18T00:15:26.244508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab19cf22ce71c95a87f5a1be089319b65b1e33bfc3c79a783eda33609bdb7a27

Aliases

arxiv: 1805.08500 · arxiv_version: 1805.08500v1 · doi: 10.48550/arxiv.1805.08500 · pith_short_12: VMM46IWOOHEV · pith_short_16: VMM46IWOOHEVVB7V · pith_short_8: VMM46IWO

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/VMM46IWOOHEVVB7VUG7AREYZWZ \
  | 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: ab19cf22ce71c95a87f5a1be089319b65b1e33bfc3c79a783eda33609bdb7a27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2465ded36dd398221772d85dbde79afa0032def7bd3c5a0a5f98e7a173a79972",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2018-05-22T11:03:30Z",
    "title_canon_sha256": "213de9ee5def5c2992660ee289ee1c73f28b00ab045dc72be0f76292bdc907e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08500",
    "kind": "arxiv",
    "version": 1
  }
}