Pith Number

pith:3XCYGKAO

pith:2022:3XCYGKAOZL3FWEJONHYW2EDD5P

not attested not anchored not stored refs pending

A First-Order Numerical Algorithm without Matrix Operations

Ali Davoudi, Muhammad Adil, Ramtin Madani, Sasan Tavakkol

arxiv:2203.05027 v1 · 2022-03-09 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3XCYGKAOZL3FWEJONHYW2EDD5P}

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.

Cited by

1 paper in Pith

Local Linear Convergence of Infeasible Optimization with Orthogonal Constraints

Receipt and verification

First computed	2026-07-05T04:03:29.031457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddc583280ecaf65b112e69f16d1063ebf6c7808b295fa571c96f3bebfc4feb63

Aliases

arxiv: 2203.05027 · arxiv_version: 2203.05027v1 · doi: 10.48550/arxiv.2203.05027 · pith_short_12: 3XCYGKAOZL3F · pith_short_16: 3XCYGKAOZL3FWEJO · pith_short_8: 3XCYGKAO

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/3XCYGKAOZL3FWEJONHYW2EDD5P \
  | 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: ddc583280ecaf65b112e69f16d1063ebf6c7808b295fa571c96f3bebfc4feb63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b465c7bf3b77772744cb1175986a30bf730c89c9b0aad1213c30dd3d7c1f55e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-03-09T20:00:09Z",
    "title_canon_sha256": "b548cfe47816333d3f719e492dbd026e98880f4757a27458866cb0b79dfaa58b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.05027",
    "kind": "arxiv",
    "version": 1
  }
}