Pith Number

pith:3EVOXSCX

pith:2020:3EVOXSCXDR5N4JXBJR4IGG4C3A

not attested not anchored not stored refs pending

Matrix-Monotonic Optimization Part II: Multi-Variable Optimization

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

arxiv:2009.12215 v1 · 2020-09-24 · 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{3EVOXSCXDR5N4JXBJR4IGG4C3A}

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	2026-07-05T02:17:34.721960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d92aebc8571c7ade26e14c78831b82d82902038c3a14d13862609005a64cbb2b

Aliases

arxiv: 2009.12215 · arxiv_version: 2009.12215v1 · doi: 10.48550/arxiv.2009.12215 · pith_short_12: 3EVOXSCXDR5N · pith_short_16: 3EVOXSCXDR5N4JXB · pith_short_8: 3EVOXSCX

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/3EVOXSCXDR5N4JXBJR4IGG4C3A \
  | 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: d92aebc8571c7ade26e14c78831b82d82902038c3a14d13862609005a64cbb2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca84ec83ddef804543293e73a14670d45e014a3a4773144db0341a7014b80e64",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2020-09-24T02:04:03Z",
    "title_canon_sha256": "279dc08b2f17cac09052148861bbc3f554a0f61f584eec60f54a8b6ba77feba6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.12215",
    "kind": "arxiv",
    "version": 1
  }
}