Pith Number

pith:72NCX5HU

pith:2024:72NCX5HUWJVJ3UVACU7BMMOOAY

not attested not anchored not stored refs pending

Multiple Greedy Quasi-Newton Methods for Saddle Point Problems

Minheng Xiao, Zhizhong Wu

arxiv:2408.00241 v3 · 2024-08-01 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{72NCX5HUWJVJ3UVACU7BMMOOAY}

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	2026-07-05T11:19:20.417569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe9a2bf4f4b26a9dd2a0153e1631ce0621ffb151b7c64e67a9ecea40d5a9d051

Aliases

arxiv: 2408.00241 · arxiv_version: 2408.00241v3 · doi: 10.48550/arxiv.2408.00241 · pith_short_12: 72NCX5HUWJVJ · pith_short_16: 72NCX5HUWJVJ3UVA · pith_short_8: 72NCX5HU

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/72NCX5HUWJVJ3UVACU7BMMOOAY \
  | 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: fe9a2bf4f4b26a9dd2a0153e1631ce0621ffb151b7c64e67a9ecea40d5a9d051

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edc471ec9cad757c780bf0a1778eed3115b2bce9bfa77abe3040adf097561b82",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2024-08-01T02:40:37Z",
    "title_canon_sha256": "53d25d790a34bd4f1301f4eb9b8b6aac0ddf6ad9a18adf1cfd1a464fcc6e06bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.00241",
    "kind": "arxiv",
    "version": 3
  }
}