Pith Number

pith:U2DSY3N3

pith:2012:U2DSY3N3KBREH6QDXJD5OI2RD6

not attested not anchored not stored refs pending

Proximal Newton-type methods for minimizing composite functions

Jason D. Lee, Michael A. Saunders, Yuekai Sun

arxiv:1206.1623 v13 · 2012-06-07 · stat.ML · cs.DS · cs.LG · cs.NA · 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{U2DSY3N3KBREH6QDXJD5OI2RD6}

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	2026-05-18T02:56:11.806592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6872c6dbb506243fa03ba47d723511fa492fea53d1bc8fc2bc14d07fae2eeb9

Aliases

arxiv: 1206.1623 · arxiv_version: 1206.1623v13 · doi: 10.48550/arxiv.1206.1623 · pith_short_12: U2DSY3N3KBRE · pith_short_16: U2DSY3N3KBREH6QD · pith_short_8: U2DSY3N3

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/U2DSY3N3KBREH6QDXJD5OI2RD6 \
  | 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: a6872c6dbb506243fa03ba47d723511fa492fea53d1bc8fc2bc14d07fae2eeb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9bb45ad2657483129767f38d5a0ed93cd0a90c4f00c4c1a229af1020c58e46a",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LG",
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2012-06-07T21:31:23Z",
    "title_canon_sha256": "796f24876e7ae792940eead05bc37b84cf3e666db6ab3d25d2aab8caa6551f62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.1623",
    "kind": "arxiv",
    "version": 13
  }
}