Pith Number

pith:EFY6HD4I

pith:2015:EFY6HD4IBDHNB775EOBTNXD4HX

not attested not anchored not stored refs pending

Parameterized complexity of length-bounded cuts and multi-cuts

Du\v{s}an Knop, Pavel Dvo\v{r}\'ak

arxiv:1511.02801 v1 · 2015-11-09 · 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{EFY6HD4IBDHNB775EOBTNXD4HX}

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	2026-05-18T01:01:34.596399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2171e38f8808ced0fffd238336dc7c3df6a8dd3780c3638463bd183b6a03f9db

Aliases

arxiv: 1511.02801 · arxiv_version: 1511.02801v1 · doi: 10.48550/arxiv.1511.02801 · pith_short_12: EFY6HD4IBDHN · pith_short_16: EFY6HD4IBDHNB775 · pith_short_8: EFY6HD4I

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/EFY6HD4IBDHNB775EOBTNXD4HX \
  | 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: 2171e38f8808ced0fffd238336dc7c3df6a8dd3780c3638463bd183b6a03f9db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee6daabaf957ddccbd4949e7ba087f8798823271252d84145f2804413b0f70dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-11-09T18:53:32Z",
    "title_canon_sha256": "20a99e80094077e5ea9052aab0a8a74913c0ebe449a731ebc06a9fd419d8ad45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02801",
    "kind": "arxiv",
    "version": 1
  }
}