Pith Number

pith:PUCPE6HQ

pith:2024:PUCPE6HQPSKX2EIMRYKDKU6LV7

not attested not anchored not stored refs pending

Feedback Vertex Set for pseudo-disk graphs in subexponential FPT time

Daniel Gon\c{c}alves, Ga\'etan Berthe, Jean-Florent Raymond, Marin Bougeret

arxiv:2410.23878 v1 · 2024-10-31 · cs.DS · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PUCPE6HQPSKX2EIMRYKDKU6LV7}

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.

Cited by

1 paper in Pith

Layered tree-independence number and clique-based separators

Receipt and verification

First computed	2026-07-05T09:29:06.687434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d04f278f07c957d110c8e143553cbafe509ba700c903dd58d480df9d717f82b

Aliases

arxiv: 2410.23878 · arxiv_version: 2410.23878v1 · doi: 10.48550/arxiv.2410.23878 · pith_short_12: PUCPE6HQPSKX · pith_short_16: PUCPE6HQPSKX2EIM · pith_short_8: PUCPE6HQ

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/PUCPE6HQPSKX2EIMRYKDKU6LV7 \
  | 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: 7d04f278f07c957d110c8e143553cbafe509ba700c903dd58d480df9d717f82b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b13169e675f880778b134ef1d2cae5af1a5d2c5758013d0b23d2f4cc8802a21",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2024-10-31T12:39:13Z",
    "title_canon_sha256": "50c4259f86fa9cb57a89a63143b43070c98399cd7badc2990fb5278f2e38e91e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.23878",
    "kind": "arxiv",
    "version": 1
  }
}