Pith Number

pith:FOD3XVKS

pith:2019:FOD3XVKS33KGXNJI5JEO44ZCJP

not attested not anchored not stored refs pending

Fast Algorithms for Intimate-Core Group Search in Weighted Graphs

Jianliang Xu, Longxu Sun, Rong-Hua Li, Xin Huang

arxiv:1908.11788 v1 · 2019-08-30 · cs.SI · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FOD3XVKS33KGXNJI5JEO44ZCJP}

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	2026-07-05T00:00:45.698106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b87bbd552ded46bb528ea48ee73224bda67530fc813b58a679c067f3c870779

Aliases

arxiv: 1908.11788 · arxiv_version: 1908.11788v1 · doi: 10.48550/arxiv.1908.11788 · pith_short_12: FOD3XVKS33KG · pith_short_16: FOD3XVKS33KGXNJI · pith_short_8: FOD3XVKS

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/FOD3XVKS33KGXNJI5JEO44ZCJP \
  | 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: 2b87bbd552ded46bb528ea48ee73224bda67530fc813b58a679c067f3c870779

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51aaacc06e1fa37a2eced9de75ecea8a97b4f3c4c269e5ae963b96a35b26a137",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-08-30T15:28:54Z",
    "title_canon_sha256": "341091fb6c3ab613ae99fc8aeb7fff09b38814a92eca96eec653dc4a036a30ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.11788",
    "kind": "arxiv",
    "version": 1
  }
}