Pith Number

pith:X6ARFY3E

pith:2018:X6ARFY3E45UXAET3PB4NRSOMXX

not attested not anchored not stored refs pending

Fast approximation of centrality and distances in hyperbolic graphs

Feodor F. Dragan, Hend Al-Rasheed, Michel Habib, Victor Chepoi, Yann Vax\`es

arxiv:1805.07232 v1 · 2018-05-17 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X6ARFY3E45UXAET3PB4NRSOMXX}

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	2026-05-18T00:15:38.834603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf8112e364e76970127b7878d8c9ccbdd4ad6c71c218fafdf0cd0cbf93de86ff

Aliases

arxiv: 1805.07232 · arxiv_version: 1805.07232v1 · doi: 10.48550/arxiv.1805.07232 · pith_short_12: X6ARFY3E45UX · pith_short_16: X6ARFY3E45UXAET3 · pith_short_8: X6ARFY3E

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/X6ARFY3E45UXAET3PB4NRSOMXX \
  | 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: bf8112e364e76970127b7878d8c9ccbdd4ad6c71c218fafdf0cd0cbf93de86ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5aafe75c4dc2be3a864430a0ea3b6854c38d1c2a3346858bb411d1da585972f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-05-17T02:29:42Z",
    "title_canon_sha256": "456e0bb3c93ebed452da544dee420206e6b7839cc41cc295313148802b8ee4cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07232",
    "kind": "arxiv",
    "version": 1
  }
}