Pith Number

pith:NQO75DV6

pith:2011:NQO75DV66AJWMBWBMEKFUX2CQH

not attested not anchored not stored refs pending

Strongly polynomial algorithm for a class of minimum-cost flow problems with separable convex objectives

Laszlo A. Vegh

arxiv:1110.4882 v5 · 2011-10-21 · cs.DS · cs.DM · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQO75DV66AJWMBWBMEKFUX2CQH}

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	2026-05-18T01:12:58.976341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c1dfe8ebef0136606c161145a5f4281e4bcc20a40474685fd30f81e5d331db7

Aliases

arxiv: 1110.4882 · arxiv_version: 1110.4882v5 · doi: 10.48550/arxiv.1110.4882 · pith_short_12: NQO75DV66AJW · pith_short_16: NQO75DV66AJWMBWB · pith_short_8: NQO75DV6

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/NQO75DV66AJWMBWBMEKFUX2CQH \
  | 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: 6c1dfe8ebef0136606c161145a5f4281e4bcc20a40474685fd30f81e5d331db7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "234666559be325deaa6312835c57088fb6132daeb2df0d1c6259b055674bdb6c",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-10-21T19:51:29Z",
    "title_canon_sha256": "c76a7a9b743d4ed2906fb5a1bd8620f8f3b44aaa791c69cd710dffcbb5fb7e0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.4882",
    "kind": "arxiv",
    "version": 5
  }
}