Pith Number

pith:4D2DYYMV

pith:2022:4D2DYYMVL2HRBA7ESG4VF2LWAK

not attested not anchored not stored refs pending

Efficient Determinant Maximization for All Matroids

Adam Brown, Aditi Laddha, Madhusudhan Pittu, Mohit Singh

arxiv:2211.10507 v1 · 2022-11-18 · cs.DS · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4D2DYYMVL2HRBA7ESG4VF2LWAK}

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.

Cited by

1 paper in Pith

Hardness of A/E-Design under Partition Constraints

Receipt and verification

First computed	2026-07-05T05:17:49.026310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0f43c61955e8f1083e491b952e976028af19c3175808bcc70e5a79b31b6eb08

Aliases

arxiv: 2211.10507 · arxiv_version: 2211.10507v1 · doi: 10.48550/arxiv.2211.10507 · pith_short_12: 4D2DYYMVL2HR · pith_short_16: 4D2DYYMVL2HRBA7E · pith_short_8: 4D2DYYMV

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/4D2DYYMVL2HRBA7ESG4VF2LWAK \
  | 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: e0f43c61955e8f1083e491b952e976028af19c3175808bcc70e5a79b31b6eb08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a063b19eabd7b1e83b30baa3d955ddc20079dc40986cb57214f03a88c519e013",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2022-11-18T20:48:22Z",
    "title_canon_sha256": "7c44c47e3b3ebe4970908f23eaaad0e676dfbb60d72fb076535de5362212ae04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.10507",
    "kind": "arxiv",
    "version": 1
  }
}