Pith Number

pith:KZNJBG3C

pith:2020:KZNJBG3CGG7GJB5NPI7VSNONH2

not attested not anchored not stored refs pending

Linear Last-iterate Convergence in Constrained Saddle-point Optimization

Chen-Yu Wei, Chung-Wei Lee, Haipeng Luo, Mengxiao Zhang

arxiv:2006.09517 v3 · 2020-06-16 · cs.LG · cs.GT · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KZNJBG3CGG7GJB5NPI7VSNONH2}

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	2026-07-05T02:24:49.897268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

565a909b6231be6487ad7a3f5935cd3e8b892fa7e60cd5363b4f67d2f244f6c1

Aliases

arxiv: 2006.09517 · arxiv_version: 2006.09517v3 · doi: 10.48550/arxiv.2006.09517 · pith_short_12: KZNJBG3CGG7G · pith_short_16: KZNJBG3CGG7GJB5N · pith_short_8: KZNJBG3C

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/KZNJBG3CGG7GJB5NPI7VSNONH2 \
  | 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: 565a909b6231be6487ad7a3f5935cd3e8b892fa7e60cd5363b4f67d2f244f6c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7768cb3cdfff6e3ee8af9cd652f2ebfc11eaf65479ec536e7c190ff1961b7ce7",
    "cross_cats_sorted": [
      "cs.GT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-06-16T20:53:04Z",
    "title_canon_sha256": "cbe04a9659ba2e89153bf0911cfc1dc90cadbdd33b0447d335c86469dfcbc94b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.09517",
    "kind": "arxiv",
    "version": 3
  }
}