Pith Number

pith:RXFAEL2W

pith:2019:RXFAEL2WOJQLRG5G4QN7LNKA4Z

not attested not anchored not stored refs pending

K-Core Maximization through Edge Additions

Chen Chen, Fan Zhang, Wenjie Zhang, Xuemin Lin, Zhongxin Zhou

arxiv:1906.12334 v1 · 2019-06-27 · cs.SI · 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{RXFAEL2WOJQLRG5G4QN7LNKA4Z}

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	2026-05-17T23:41:58.563196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8dca022f567260b89ba6e41bf5b540e675955fe6d405856ff0beff983af247cf

Aliases

arxiv: 1906.12334 · arxiv_version: 1906.12334v1 · doi: 10.48550/arxiv.1906.12334 · pith_short_12: RXFAEL2WOJQL · pith_short_16: RXFAEL2WOJQLRG5G · pith_short_8: RXFAEL2W

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/RXFAEL2WOJQLRG5G4QN7LNKA4Z \
  | 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: 8dca022f567260b89ba6e41bf5b540e675955fe6d405856ff0beff983af247cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf84d5f6d97c9e8ce5273fa7d607bc7efab06158859f098312fb2c1fd4e95f96",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-06-27T05:31:38Z",
    "title_canon_sha256": "853120e0979864e595d367e38704569b4bba88eae18f24b185c2cab0ed2f88cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.12334",
    "kind": "arxiv",
    "version": 1
  }
}