Pith Number

pith:5M33E4WJ

pith:2012:5M33E4WJEBMXLDXTFOYGJGJ7ID

not attested not anchored not stored refs pending

A parallel approximation algorithm for mixed packing and covering semidefinite programs

Penghui Yao, Rahul Jain

arxiv:1201.6090 v1 · 2012-01-29 · cs.DS · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5M33E4WJEBMXLDXTFOYGJGJ7ID}

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	2026-05-18T04:03:33.724575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb37b272c92059758ef32bb064993f40e46c3af0c4727804defd17840c6b69c8

Aliases

arxiv: 1201.6090 · arxiv_version: 1201.6090v1 · doi: 10.48550/arxiv.1201.6090 · pith_short_12: 5M33E4WJEBMX · pith_short_16: 5M33E4WJEBMXLDXT · pith_short_8: 5M33E4WJ

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/5M33E4WJEBMXLDXTFOYGJGJ7ID \
  | 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: eb37b272c92059758ef32bb064993f40e46c3af0c4727804defd17840c6b69c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f31a95988364be35989e029c77973e47b9d6644a888f7908398296c448732fa0",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-01-29T23:00:30Z",
    "title_canon_sha256": "3cfb3fcc382000b4b635d31b7f14b862906b5b45bfcac656a626a86eb8bb6fba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6090",
    "kind": "arxiv",
    "version": 1
  }
}