Pith Number

pith:CLGWQV4B

pith:2013:CLGWQV4BPDCLYA2DHOLV7YGKSP

not attested not anchored not stored refs pending

Approximating Quadratic 0-1 Programming via SOCP

Hemanshu Kaul, Sanjiv Kapoor

arxiv:1312.7042 v1 · 2013-12-26 · cs.CC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CLGWQV4BPDCLYA2DHOLV7YGKSP}

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	2026-05-18T03:03:46.058269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12cd68578178c4bc03433b975fe0ca93c2ada6d64fb82ea1cd66e2c2c22f2676

Aliases

arxiv: 1312.7042 · arxiv_version: 1312.7042v1 · doi: 10.48550/arxiv.1312.7042 · pith_short_12: CLGWQV4BPDCL · pith_short_16: CLGWQV4BPDCLYA2D · pith_short_8: CLGWQV4B

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/CLGWQV4BPDCLYA2DHOLV7YGKSP \
  | 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: 12cd68578178c4bc03433b975fe0ca93c2ada6d64fb82ea1cd66e2c2c22f2676

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba82ffb47e1885bc2fbc0762f245eeb4b81b765792e1eaf18110c0e4dd8a829e",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2013-12-26T02:31:45Z",
    "title_canon_sha256": "8c174a683923c4cfb8cdb00316f5ea7f0ccbc9a76a0927ed43d9ad807c1f496d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7042",
    "kind": "arxiv",
    "version": 1
  }
}