Pith Number

pith:5SAH62WD

pith:2016:5SAH62WD7HRP4ZBGQCU4JKKWNC

not attested not anchored not stored refs pending

Online Submodular Maximization with Free Disposal: Randomization Beats 0.25 for Partition Matroids

Ning Kang, Shaofeng H.-C. Jiang, T-H. Hubert Chan, Zhihao Gavin Tang, Zhiyi Huang

arxiv:1610.07770 v1 · 2016-10-25 · cs.DM · 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{5SAH62WD7HRP4ZBGQCU4JKKWNC}

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	2026-05-18T01:01:17.640526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec807f6ac3f9e2fe642680a9c4a95668ae70e4e8bd7cd4d90bdc9019d5ee8b12

Aliases

arxiv: 1610.07770 · arxiv_version: 1610.07770v1 · doi: 10.48550/arxiv.1610.07770 · pith_short_12: 5SAH62WD7HRP · pith_short_16: 5SAH62WD7HRP4ZBG · pith_short_8: 5SAH62WD

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/5SAH62WD7HRP4ZBGQCU4JKKWNC \
  | 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: ec807f6ac3f9e2fe642680a9c4a95668ae70e4e8bd7cd4d90bdc9019d5ee8b12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbc99b59de7703ebeb912290a4ac422fba1c5a0f97087d1b8c42b6a88c8e6ff2",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2016-10-25T07:53:29Z",
    "title_canon_sha256": "1a5ae9ee70f728662b705e06a033cf31d1b3cf1222bbb6cf583a9c8f3ff7506e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07770",
    "kind": "arxiv",
    "version": 1
  }
}