Pith Number

pith:Q46LLKPC

pith:2013:Q46LLKPCHZQ2UUID4OOFYELEOJ

not attested not anchored not stored refs pending

Robust Logistic Regression using Shift Parameters (Long Version)

Christopher D. Manning, Julie Tibshirani

arxiv:1305.4987 v2 · 2013-05-21 · cs.AI · 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{Q46LLKPCHZQ2UUID4OOFYELEOJ}

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	2026-05-18T02:52:58.471428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

873cb5a9e23e61aa5103e39c5c1164725b7e6952218fb7220ed9d499c42f3bcd

Aliases

arxiv: 1305.4987 · arxiv_version: 1305.4987v2 · doi: 10.48550/arxiv.1305.4987 · pith_short_12: Q46LLKPCHZQ2 · pith_short_16: Q46LLKPCHZQ2UUID · pith_short_8: Q46LLKPC

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/Q46LLKPCHZQ2UUID4OOFYELEOJ \
  | 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: 873cb5a9e23e61aa5103e39c5c1164725b7e6952218fb7220ed9d499c42f3bcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bc84af68d745f3d752cc5633a3f196ddf4c8c47067eda42fb0cb84a8499ea03",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-05-21T23:36:18Z",
    "title_canon_sha256": "36983fa3013dea0eca18b1ef314c97487f10e6628ee0b602cd25d9d0830e066d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4987",
    "kind": "arxiv",
    "version": 2
  }
}