Pith Number

pith:4DMU4CWG

pith:2013:4DMU4CWG25TGRVFJFUPVVNH2KV

not attested not anchored not stored refs pending

Rounding Lasserre SDPs using column selection and spectrum-based approximation schemes for graph partitioning and Quadratic IPs

Ali Kemal Sinop, Venkatesan Guruswami

arxiv:1312.3024 v1 · 2013-12-11 · 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{4DMU4CWG25TGRVFJFUPVVNH2KV}

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	2026-05-18T03:05:00.748801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0d94e0ac6d76668d4a92d1f5ab4fa55407ec2a9cf5cc9a162d9955f9b97072e

Aliases

arxiv: 1312.3024 · arxiv_version: 1312.3024v1 · doi: 10.48550/arxiv.1312.3024 · pith_short_12: 4DMU4CWG25TG · pith_short_16: 4DMU4CWG25TGRVFJ · pith_short_8: 4DMU4CWG

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/4DMU4CWG25TGRVFJFUPVVNH2KV \
  | 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: e0d94e0ac6d76668d4a92d1f5ab4fa55407ec2a9cf5cc9a162d9955f9b97072e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6a9c01aa11248e945c02f85be9f5f1d3a62b04aa8876a3e54cfd6cfb0523210",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-12-11T02:58:22Z",
    "title_canon_sha256": "6bd756502df000e13fdd69342def3cc2ab1800420f596c234eff37837f701f5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.3024",
    "kind": "arxiv",
    "version": 1
  }
}