Pith Number

pith:YAS2YJSZ

pith:2019:YAS2YJSZ25B7KXGNKAO33UEVZU

not attested not anchored not stored refs pending

Bounding the number of $(\sigma,\rho)$-dominating sets in trees, forests and graphs of bounded pathwidth

Matthieu Rosenfeld

arxiv:1904.02943 v1 · 2019-04-05 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YAS2YJSZ25B7KXGNKAO33UEVZU}

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	2026-05-17T23:49:19.133170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c025ac2659d743f55ccd501dbdd095cd33ad79d14e2dce266c39cf139e2f0784

Aliases

arxiv: 1904.02943 · arxiv_version: 1904.02943v1 · doi: 10.48550/arxiv.1904.02943 · pith_short_12: YAS2YJSZ25B7 · pith_short_16: YAS2YJSZ25B7KXGN · pith_short_8: YAS2YJSZ

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/YAS2YJSZ25B7KXGNKAO33UEVZU \
  | 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: c025ac2659d743f55ccd501dbdd095cd33ad79d14e2dce266c39cf139e2f0784

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ba0207691c758e36daf16d166b12bec5e131792e4af0b3fca9c5c58eb6dfede",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-04-05T09:06:37Z",
    "title_canon_sha256": "0315cbec49581ca6f7a57d4edc01c2899023b0c0b88785b03e80d9dcbe0d6bef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02943",
    "kind": "arxiv",
    "version": 1
  }
}