Pith Number

pith:FTVVMJEA

pith:2025:FTVVMJEADLWOT2INKMR6VXES4F

not attested not anchored not stored refs pending

Optimal $(\alpha,\beta)$-Dense Subgraph Search in Bipartite Graphs

Guoren Wang, Qi Zhang, Rong-Hua Li, Yalong Zhang

arxiv:2508.18616 v1 · 2025-08-26 · 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{FTVVMJEADLWOT2INKMR6VXES4F}

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	2026-07-05T11:59:27.836543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ceb5624801aece9e90d5323eadc92e17b448e13ba81c424bfa5659ea8905ffa

Aliases

arxiv: 2508.18616 · arxiv_version: 2508.18616v1 · doi: 10.48550/arxiv.2508.18616 · pith_short_12: FTVVMJEADLWO · pith_short_16: FTVVMJEADLWOT2IN · pith_short_8: FTVVMJEA

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/FTVVMJEADLWOT2INKMR6VXES4F \
  | 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: 2ceb5624801aece9e90d5323eadc92e17b448e13ba81c424bfa5659ea8905ffa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "616c42fb0e84b2e02f9406297be3053550f32034d93de521c49a9e3c418fe5c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-08-26T02:41:34Z",
    "title_canon_sha256": "fb81663f808d10d75f539895cc9409468714fd78d540bd62875e42b24aa1a914"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.18616",
    "kind": "arxiv",
    "version": 1
  }
}