Pith Number

pith:373GD4LG

pith:2022:373GD4LGEPYSKOTJAMX5MNULYJ

not attested not anchored not stored refs pending

Determinant Maximization via Matroid Intersection Algorithms

Adam Brown, Aditi Laddha, Madhusudhan Pittu, Mohit Singh, Prasad Tetali

arxiv:2207.04318 v1 · 2022-07-09 · 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{373GD4LGEPYSKOTJAMX5MNULYJ}

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	2026-07-05T04:38:57.833487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dff661f16623f1253a69032fd6368bc26c1da82f75be0444a9b0786adce4325a

Aliases

arxiv: 2207.04318 · arxiv_version: 2207.04318v1 · doi: 10.48550/arxiv.2207.04318 · pith_short_12: 373GD4LGEPYS · pith_short_16: 373GD4LGEPYSKOTJ · pith_short_8: 373GD4LG

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/373GD4LGEPYSKOTJAMX5MNULYJ \
  | 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: dff661f16623f1253a69032fd6368bc26c1da82f75be0444a9b0786adce4325a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed6704b777bee463c12d485392dcfc05979350e7f5f1372aa8e5b24a42b52085",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2022-07-09T18:30:17Z",
    "title_canon_sha256": "aec7cc0d39e1ff486f223c957efc61b3d63029b32d8001944fff041c33c11a3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.04318",
    "kind": "arxiv",
    "version": 1
  }
}