Pith Number

pith:WVK3YWBW

pith:2002:WVK3YWBWKDE4UX5OOYRXMJTVYO

not attested not anchored not stored refs pending

On the Number of Iterations for Dantzig-Wolfe Optimization and Packing-Covering Approximation Algorithms

Neal E. Young, Phil Klein

arxiv:cs/0205046 v2 · 2002-05-19 · cs.DS · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WVK3YWBWKDE4UX5OOYRXMJTVYO}

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	2026-05-18T01:26:23.904710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b555bc583650c9ca5fae7623762675c39de3037656dfe7fa8ef8b81d809cb0d9

Aliases

arxiv: cs/0205046 · arxiv_version: cs/0205046v2 · doi: 10.48550/arxiv.cs/0205046 · pith_short_12: WVK3YWBWKDE4 · pith_short_16: WVK3YWBWKDE4UX5O · pith_short_8: WVK3YWBW

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/WVK3YWBWKDE4UX5OOYRXMJTVYO \
  | 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: b555bc583650c9ca5fae7623762675c39de3037656dfe7fa8ef8b81d809cb0d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ba1b55fa91a1c8d3375ac222fdc827e168c4e9193c2fcd95ee0954b0de0cffb",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2002-05-19T14:43:19Z",
    "title_canon_sha256": "81c933bd7db42ec5edb22e6dd895bd229cfd96c8b84f2316ca07d5a85f808f09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0205046",
    "kind": "arxiv",
    "version": 2
  }
}