Pith Number

pith:5W4CMLKN

pith:2013:5W4CMLKNLKAIDFJ3U4SVNT7V4D

not attested not anchored not stored refs pending

Expected time complexity of the auction algorithm and the push relabel algorithm for maximal bipartite matching on random graphs

Amir Leshem, Oshri Naparstek

arxiv:1401.0119 v1 · 2013-12-31 · 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{5W4CMLKNLKAIDFJ3U4SVNT7V4D}

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	2026-05-18T00:46:56.023913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edb8262d4d5a8081953ba72556cff5e0c91219b6e4c5b89f28f913d53e30b0bb

Aliases

arxiv: 1401.0119 · arxiv_version: 1401.0119v1 · doi: 10.48550/arxiv.1401.0119 · pith_short_12: 5W4CMLKNLKAI · pith_short_16: 5W4CMLKNLKAIDFJ3 · pith_short_8: 5W4CMLKN

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/5W4CMLKNLKAIDFJ3U4SVNT7V4D \
  | 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: edb8262d4d5a8081953ba72556cff5e0c91219b6e4c5b89f28f913d53e30b0bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a76fc8a8da69b483c707f940903ae6001383e30396ec17f07e359b18e74949ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-12-31T09:41:59Z",
    "title_canon_sha256": "58c80841593562c838aaad27acb56648f2dfe9eee88ebca11187d9f141f6a774"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0119",
    "kind": "arxiv",
    "version": 1
  }
}