Pith Number

pith:6ZG73UKM

pith:2010:6ZG73UKMPDN2SHAMVPVR5L4QL2

not attested not anchored not stored refs pending

Cluster Editing: Kernelization based on Edge Cuts

Jianer Chen, Yixin Cao

arxiv:1008.4250 v3 · 2010-08-25 · 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{6ZG73UKMPDN2SHAMVPVR5L4QL2}

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	2026-05-18T02:05:42.963327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f64dfdd14c78dba91c0cabeb1eaf905ea7470134d8d55182e3b92e92ddba5d43

Aliases

arxiv: 1008.4250 · arxiv_version: 1008.4250v3 · doi: 10.48550/arxiv.1008.4250 · pith_short_12: 6ZG73UKMPDN2 · pith_short_16: 6ZG73UKMPDN2SHAM · pith_short_8: 6ZG73UKM

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/6ZG73UKMPDN2SHAMVPVR5L4QL2 \
  | 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: f64dfdd14c78dba91c0cabeb1eaf905ea7470134d8d55182e3b92e92ddba5d43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d75353fd9f2ac6b8a02cf990427b1964531cb9e76e4662b5deeaca451c3e056",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-08-25T10:44:39Z",
    "title_canon_sha256": "0408121bead4fc2767ebbd3406a2da1f5e31028aff8841b711ff16aecaa9975e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.4250",
    "kind": "arxiv",
    "version": 3
  }
}