Pith Number

pith:T4FGUWLN

pith:2018:T4FGUWLN32QLNKTFEZYSK2ZNCI

not attested not anchored not stored refs pending

Greedy Maximization of Functions with Bounded Curvature under Partition Matroid Constraints

Andreas G\"obel, Francesco Quinzan, Frank Neumann, Ralf Rothenberger, Tobias Friedrich

arxiv:1811.05351 v2 · 2018-11-13 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T4FGUWLN32QLNKTFEZYSK2ZNCI}

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	2026-05-17T23:53:04.337895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f0a6a596ddea0b6aa652671256b2d1205d39dee8f19821f15651077f3728b02

Aliases

arxiv: 1811.05351 · arxiv_version: 1811.05351v2 · doi: 10.48550/arxiv.1811.05351 · pith_short_12: T4FGUWLN32QL · pith_short_16: T4FGUWLN32QLNKTF · pith_short_8: T4FGUWLN

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/T4FGUWLN32QLNKTFEZYSK2ZNCI \
  | 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: 9f0a6a596ddea0b6aa652671256b2d1205d39dee8f19821f15651077f3728b02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b218529f03087caad85aba6286ea3112153b9008ca3af5d740c826c6795f3a15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2018-11-13T14:59:48Z",
    "title_canon_sha256": "844a26223dfb775a97013b9186c2100d920583e34b2a37093da6b99f2627fd5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05351",
    "kind": "arxiv",
    "version": 2
  }
}