Pith Number

pith:4DB7IQVY

pith:2018:4DB7IQVYJE5A4SC6Q3CZKXFEUV

not attested not anchored not stored refs pending

Matrix-Monotonic Optimization Part I: Single-Variable Optimization

Chengwen Xing, H. Vincent Poor, Lajos Hanzo, Shaodan Ma, Sheng Chen, Shuai Wang

arxiv:1810.11244 v2 · 2018-10-26 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4DB7IQVYJE5A4SC6Q3CZKXFEUV}

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	2026-07-05T01:37:38.881204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0c3f442b8493a0e485e86c5955ca4a54dd67cda79daa849797f909ebaf007f9

Aliases

arxiv: 1810.11244 · arxiv_version: 1810.11244v2 · doi: 10.48550/arxiv.1810.11244 · pith_short_12: 4DB7IQVYJE5A · pith_short_16: 4DB7IQVYJE5A4SC6 · pith_short_8: 4DB7IQVY

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/4DB7IQVYJE5A4SC6Q3CZKXFEUV \
  | 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: e0c3f442b8493a0e485e86c5955ca4a54dd67cda79daa849797f909ebaf007f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8793a213fc12d2c30c66fe6eb18193b1ad4eae327a3835881f9f309d525e0963",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-10-26T10:11:24Z",
    "title_canon_sha256": "6462f1535afb77cc49fcc52d63e2a74ee52028df422ccc8a75564fe5560c3ea9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11244",
    "kind": "arxiv",
    "version": 2
  }
}