Pith Number

pith:GZUWLNVW

pith:2018:GZUWLNVWY5DXWRXGZOYUANTZZT

not attested not anchored not stored refs pending

Submodular Maximization Under A Matroid Constraint: Asking more from an old friend, the Greedy Algorithm

Nived Rajaraman, Rahul Vaze

arxiv:1810.12861 v1 · 2018-10-30 · 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{GZUWLNVWY5DXWRXGZOYUANTZZT}

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	2026-05-18T00:01:53.960379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

366965b6b6c7477b46e6cbb1403679cceabb6b57a971828d61653e49e1af6ae8

Aliases

arxiv: 1810.12861 · arxiv_version: 1810.12861v1 · doi: 10.48550/arxiv.1810.12861 · pith_short_12: GZUWLNVWY5DX · pith_short_16: GZUWLNVWY5DXWRXG · pith_short_8: GZUWLNVW

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/GZUWLNVWY5DXWRXGZOYUANTZZT \
  | 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: 366965b6b6c7477b46e6cbb1403679cceabb6b57a971828d61653e49e1af6ae8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bb42fd30533a2d9e88adc52b2400f22c1081c1005f170fdfff56e4916147829",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-10-30T17:02:12Z",
    "title_canon_sha256": "1f2f25ce310012587b2db30dbe927f797254236ff8b83ce173262101852f6fce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12861",
    "kind": "arxiv",
    "version": 1
  }
}