Pith Number

pith:ND2J5RN4

pith:2019:ND2J5RN4ZQGZW5FESLRT6JNI5F

not attested not anchored not stored refs pending

ADMM-SOFTMAX : An ADMM Approach for Multinomial Logistic Regression

Eldad Haber, Lars Ruthotto, Samy Wu Fung, Sanna Tyrv\"ainen

arxiv:1901.09450 v2 · 2019-01-27 · cs.LG · 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{ND2J5RN4ZQGZW5FESLRT6JNI5F}

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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.

Receipt and verification

First computed	2026-05-17T23:40:55.515780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68f49ec5bccc0d9b74a492e33f25a8e968ec8922dde850e6829d60bdf07fb264

Aliases

arxiv: 1901.09450 · arxiv_version: 1901.09450v2 · doi: 10.48550/arxiv.1901.09450 · pith_short_12: ND2J5RN4ZQGZ · pith_short_16: ND2J5RN4ZQGZW5FE · pith_short_8: ND2J5RN4

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/ND2J5RN4ZQGZW5FESLRT6JNI5F \
  | 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: 68f49ec5bccc0d9b74a492e33f25a8e968ec8922dde850e6829d60bdf07fb264

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1625187ac7f7608f1e7dfe13245e25d68550f2c54efb85fe9e6b5dc65dd09c4f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-27T22:19:06Z",
    "title_canon_sha256": "b26cb8b7f12d7ce992df2ea771cdba541383c9ec3b177ef991e027a3e3b98a4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09450",
    "kind": "arxiv",
    "version": 2
  }
}