Pith Number

pith:2HRFSVEB

pith:2016:2HRFSVEBPIQ76HBQ4QOZHHGMDG

not attested not anchored not stored refs pending

A Network Simplex Method for the Budget-Constrained Minimum Cost Flow Problem

Clemens Thielen, Michael Holzhauser, Sven O. Krumke

arxiv:1607.02284 v2 · 2016-07-08 · cs.DS · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2HRFSVEBPIQ76HBQ4QOZHHGMDG}

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	2026-05-18T00:30:34.325532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1e25954817a21ff1c30e41d939ccc19822e309ec5f0251485645486b73c5b16

Aliases

arxiv: 1607.02284 · arxiv_version: 1607.02284v2 · doi: 10.48550/arxiv.1607.02284 · pith_short_12: 2HRFSVEBPIQ7 · pith_short_16: 2HRFSVEBPIQ76HBQ · pith_short_8: 2HRFSVEB

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/2HRFSVEBPIQ76HBQ4QOZHHGMDG \
  | 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: d1e25954817a21ff1c30e41d939ccc19822e309ec5f0251485645486b73c5b16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2366f2bd63448efe55d2a1ef064c0a952abdadfa15ced72878d642e38443422d",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-07-08T09:34:56Z",
    "title_canon_sha256": "ef894fc3ed101997e2e4f5251dc3850eb0c46aa4e0703f386e4a44ed141ed461"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02284",
    "kind": "arxiv",
    "version": 2
  }
}