Pith Number

pith:4SNU6UT2

pith:2013:4SNU6UT25Y43CQ2FFJQVWG4LLG

not attested not anchored not stored refs pending

Approximating Minimum Cost Connectivity Orientation and Augmentation

L\'aszl\'o A. V\'egh, Mohit Singh

arxiv:1307.4164 v2 · 2013-07-16 · cs.DS · cs.DM · 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{4SNU6UT25Y43CQ2FFJQVWG4LLG}

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	2026-05-18T00:30:29.059611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e49b4f527aee39b143452a615b1b8b59bf83de4a2f50193f2cf60192c27b5680

Aliases

arxiv: 1307.4164 · arxiv_version: 1307.4164v2 · doi: 10.48550/arxiv.1307.4164 · pith_short_12: 4SNU6UT25Y43 · pith_short_16: 4SNU6UT25Y43CQ2F · pith_short_8: 4SNU6UT2

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/4SNU6UT25Y43CQ2FFJQVWG4LLG \
  | 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: e49b4f527aee39b143452a615b1b8b59bf83de4a2f50193f2cf60192c27b5680

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1d96bb64c7775ad7bc067f37080048ffdfc03d56f2d489f70acd2a6da034530",
    "cross_cats_sorted": [
      "cs.DM",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-07-16T05:08:27Z",
    "title_canon_sha256": "050864ac115d837e5d9861277045ce9b1616d042b85e8b73b11b4726cfb4326a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4164",
    "kind": "arxiv",
    "version": 2
  }
}