Pith Number

pith:MQR56KPS

pith:2019:MQR56KPSHCLHGD6C5VSEC6LM4U

not attested not anchored not stored refs pending

An Algorithmic Theory of Integer Programming

Asaf Levin, Christoph Hunkenschr\"oder, Friedrich Eisenbrand, Kim-Manuel Klein, Martin Kouteck\'y, Shmuel Onn

arxiv:1904.01361 v3 · 2019-04-02 · math.OC · cs.CC · cs.DM · 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{MQR56KPSHCLHGD6C5VSEC6LM4U}

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

2 papers in Pith

Complexity of Eliminating (Majority) Illusion in Directed Networks

Parameterized Capacitated Vertex Cover Revisited

Receipt and verification

First computed	2026-07-05T04:44:26.759519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6423df29f23896730fc2ed6441796ce533adf8e58b31a84a3693f7670734898b

Aliases

arxiv: 1904.01361 · arxiv_version: 1904.01361v3 · doi: 10.48550/arxiv.1904.01361 · pith_short_12: MQR56KPSHCLH · pith_short_16: MQR56KPSHCLHGD6C · pith_short_8: MQR56KPS

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/MQR56KPSHCLHGD6C5VSEC6LM4U \
  | 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: 6423df29f23896730fc2ed6441796ce533adf8e58b31a84a3693f7670734898b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1416a0b4c977baaf398d3ad0daea932d8b5006674b30481ba1db92034ca75643",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DM",
      "cs.DS",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-04-02T12:14:02Z",
    "title_canon_sha256": "d3ffabeee8ef3f4c0dfbae4fd198671cd901be1c3fe33a06f8ac6cd476426ab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01361",
    "kind": "arxiv",
    "version": 3
  }
}