Pith Number

pith:6JZHIERH

pith:2021:6JZHIERHVGTAYOZYAQLVIBCJI6

not attested not anchored not stored refs pending

Refined Notions of Parameterized Enumeration Kernels with Applications to Matching Cut Enumeration

Christian Komusiewicz, Dieter Kratsch, Petr A. Golovach, Van Bang Le

arxiv:2101.03800 v1 · 2021-01-11 · 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{6JZHIERHVGTAYOZYAQLVIBCJI6}

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	2026-07-05T02:05:54.064095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f272741227a9a60c3b380417540449478e7a63fc1def11494993dc890eb3a9dc

Aliases

arxiv: 2101.03800 · arxiv_version: 2101.03800v1 · doi: 10.48550/arxiv.2101.03800 · pith_short_12: 6JZHIERHVGTA · pith_short_16: 6JZHIERHVGTAYOZY · pith_short_8: 6JZHIERH

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/6JZHIERHVGTAYOZYAQLVIBCJI6 \
  | 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: f272741227a9a60c3b380417540449478e7a63fc1def11494993dc890eb3a9dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00c5f565b930a12f13acc33bcd215404edcc8ab7baf3e999a541046a0e920824",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-01-11T10:25:32Z",
    "title_canon_sha256": "91cbca663f120af1ae140b06cfcd296ba09b0acfe32f60dd6b1fad7ed27e4ac1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.03800",
    "kind": "arxiv",
    "version": 1
  }
}