Pith Number

pith:SCZBFHOX

pith:2024:SCZBFHOXNOCTIBW2OTBA42LOLF

not attested not anchored not stored refs pending

Destroying Densest Subgraphs is Hard

Andr\'e Nichterlein, Cristina Bazgan, Sofia Vazquez Alferez

arxiv:2404.08599 v1 · 2024-04-12 · 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{SCZBFHOXNOCTIBW2OTBA42LOLF}

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	2026-07-05T08:07:24.047885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90b2129dd76b853406da74c20e696e596ba5ef267c19771a3c0f6c813d348522

Aliases

arxiv: 2404.08599 · arxiv_version: 2404.08599v1 · doi: 10.48550/arxiv.2404.08599 · pith_short_12: SCZBFHOXNOCT · pith_short_16: SCZBFHOXNOCTIBW2 · pith_short_8: SCZBFHOX

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/SCZBFHOXNOCTIBW2OTBA42LOLF \
  | 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: 90b2129dd76b853406da74c20e696e596ba5ef267c19771a3c0f6c813d348522

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c278f8fb24e925d96938178f115a855182042c6aa2cce18051bcae7219efedb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2024-04-12T16:53:09Z",
    "title_canon_sha256": "f7bcd180ae7d869a5f4797ce85e0e23dd33e0391c24871a99ab5cbf8e31e6c6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.08599",
    "kind": "arxiv",
    "version": 1
  }
}