Pith Number

pith:DQDLFZWZ

pith:2025:DQDLFZWZWJLKOYXT3BUT44QVBZ

not attested not anchored not stored refs pending

Counting Small Induced Subgraphs: Scorpions Are Easy but Not Trivial

Daniel Neuen, Radu Curticapean, Simon D\"oring

arxiv:2505.22300 v1 · 2025-05-28 · cs.CC · 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{DQDLFZWZWJLKOYXT3BUT44QVBZ}

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	2026-07-05T11:11:12.855650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c06b2e6d9b256a762f3d8693e72150e50b17a0625ec685e40ce72bcfb2cfb37

Aliases

arxiv: 2505.22300 · arxiv_version: 2505.22300v1 · doi: 10.48550/arxiv.2505.22300 · pith_short_12: DQDLFZWZWJLK · pith_short_16: DQDLFZWZWJLKOYXT · pith_short_8: DQDLFZWZ

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/DQDLFZWZWJLKOYXT3BUT44QVBZ \
  | 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: 1c06b2e6d9b256a762f3d8693e72150e50b17a0625ec685e40ce72bcfb2cfb37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf4e66747640f81017fee9e67238300aab7d67787507e9af7b2cfe523ba90d7f",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2025-05-28T12:37:30Z",
    "title_canon_sha256": "d404d3f1500719e421db53df1e3929b4e85e1f2b52e40b9eaaf1f02c2cda7c64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.22300",
    "kind": "arxiv",
    "version": 1
  }
}