Pith Number

pith:BZ3P4IK3

pith:2020:BZ3P4IK3RTWVT3E4FYBZX5VULO

not attested not anchored not stored refs pending

Edge-Weighted Online Bipartite Matching

Matthew Fahrbach, Morteza Zadimoghaddam, Runzhou Tao, Zhiyi Huang

arxiv:2005.01929 v1 · 2020-05-05 · cs.DS · cs.GT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BZ3P4IK3RTWVT3E4FYBZX5VULO}

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	2026-07-05T08:26:54.131379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e76fe215b8ced59ec9c2e039bf6b45bb604751def4ed9298847c4e17704f883

Aliases

arxiv: 2005.01929 · arxiv_version: 2005.01929v1 · doi: 10.48550/arxiv.2005.01929 · pith_short_12: BZ3P4IK3RTWV · pith_short_16: BZ3P4IK3RTWVT3E4 · pith_short_8: BZ3P4IK3

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/BZ3P4IK3RTWVT3E4FYBZX5VULO \
  | 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: 0e76fe215b8ced59ec9c2e039bf6b45bb604751def4ed9298847c4e17704f883

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76f437770ee655a22937160946b13ef6ae0c5c0bf9d2f38dce02cfa003085042",
    "cross_cats_sorted": [
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2020-05-05T03:18:56Z",
    "title_canon_sha256": "20d74345288faa0f5bd6508f8fb76ba5006d6cd56c7594d49050e402c55d5b10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.01929",
    "kind": "arxiv",
    "version": 1
  }
}