Pith Number

pith:ZLDUVD7N

pith:2016:ZLDUVD7NSV56SZ6AV5Y7C3S4AZ

not attested not anchored not stored refs pending

Colored Spanning Graphs for Set Visualization

Akiyoshi Shioura, Bettina Speckmann, Ferran Hurtado, Maarten L\"offler, Marc van Kreveld, Matias Korman, Rodrigo I. Silveira, Takeshi Tokuyama, Vera Sacrist\'an

arxiv:1603.00580 v2 · 2016-03-02 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZLDUVD7NSV56SZ6AV5Y7C3S4AZ}

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	2026-05-18T01:13:39.723613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cac74a8fed957be967c0af71f16e5c065f56cbccbd03396d1e7ed8d3967c9233

Aliases

arxiv: 1603.00580 · arxiv_version: 1603.00580v2 · doi: 10.48550/arxiv.1603.00580 · pith_short_12: ZLDUVD7NSV56 · pith_short_16: ZLDUVD7NSV56SZ6A · pith_short_8: ZLDUVD7N

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/ZLDUVD7NSV56SZ6AV5Y7C3S4AZ \
  | 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: cac74a8fed957be967c0af71f16e5c065f56cbccbd03396d1e7ed8d3967c9233

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0232fb7624639b3c3ffbbcc618cb59589cc471e326a7a94c785eecde3fd76b1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2016-03-02T05:13:13Z",
    "title_canon_sha256": "6351283ee51d34b8afb6d60f5ae2d5fb2d67d337464ebb43b58dab5c6798eb2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.00580",
    "kind": "arxiv",
    "version": 2
  }
}