Pith Number

pith:N34QB2VW

pith:2021:N34QB2VWQF63D5PFTYAYTXKEZU

not attested not anchored not stored refs pending

Solving SDP Faster: A Robust IPM Framework and Efficient Implementation

Baihe Huang, Ruizhe Zhang, Runzhou Tao, Shunhua Jiang, Zhao Song

arxiv:2101.08208 v2 · 2021-01-20 · math.OC · 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{N34QB2VWQF63D5PFTYAYTXKEZU}

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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.

Cited by

1 paper in Pith

Scalable First-Order Interior Point Trust Region Algorithms for Linearly Constrained Optimization

Receipt and verification

First computed	2026-07-05T03:33:20.223645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ef900eab6817db1f5e59e0189dd44cd159cccab2327bca474403a467359231a

Aliases

arxiv: 2101.08208 · arxiv_version: 2101.08208v2 · doi: 10.48550/arxiv.2101.08208 · pith_short_12: N34QB2VWQF63 · pith_short_16: N34QB2VWQF63D5PF · pith_short_8: N34QB2VW

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/N34QB2VWQF63D5PFTYAYTXKEZU \
  | 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: 6ef900eab6817db1f5e59e0189dd44cd159cccab2327bca474403a467359231a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5c1ed9c34f9c3a5299d2c84f243e3997db68211d58bace3862eaf09730df1eb",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-01-20T16:41:47Z",
    "title_canon_sha256": "c2e30a7bebb0e3b8d753f2a78b4675cd2a950cb2bc4a998e5c97b1297a7243d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.08208",
    "kind": "arxiv",
    "version": 2
  }
}