Pith Number

pith:4EY6C3HD

pith:2022:4EY6C3HDIMP62BXUWUHFDR3OQQ

not attested not anchored not stored refs pending

On the local convergence of the semismooth Newton method for composite optimization

Jiang Hu, Shaohua Pan, Tonghua Tian, Zaiwen Wen

arxiv:2211.01127 v2 · 2022-11-02 · 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{4EY6C3HDIMP62BXUWUHFDR3OQQ}

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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

On the resolution of $\ell_1$-norm minimization via a two-metric adaptive projection method

Receipt and verification

First computed	2026-07-05T06:35:24.579593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e131e16ce3431fed06f4b50e51c76e8433459b41c5174431b640390bf3fb36c0

Aliases

arxiv: 2211.01127 · arxiv_version: 2211.01127v2 · doi: 10.48550/arxiv.2211.01127 · pith_short_12: 4EY6C3HDIMP6 · pith_short_16: 4EY6C3HDIMP62BXU · pith_short_8: 4EY6C3HD

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/4EY6C3HDIMP62BXUWUHFDR3OQQ \
  | 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: e131e16ce3431fed06f4b50e51c76e8433459b41c5174431b640390bf3fb36c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32d9448419269c2fb47485f4cdc837970aaf6ce329818e75e322128abd79ff9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-11-02T14:00:37Z",
    "title_canon_sha256": "4708769da99c3b917337cc8c88723158911f96069f91bdf2548922ea6e11c2b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.01127",
    "kind": "arxiv",
    "version": 2
  }
}