Pith Number

pith:BKBYKGGK

pith:2012:BKBYKGGK654C2MRM56GWRUEWU3

not attested not anchored not stored refs pending

Block-Coordinate Frank-Wolfe Optimization for Structural SVMs

Mark Schmidt, Martin Jaggi, Patrick Pletscher, Simon Lacoste-Julien

arxiv:1207.4747 v4 · 2012-07-19 · cs.LG · math.OC · 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{BKBYKGGK654C2MRM56GWRUEWU3}

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	2026-05-18T03:36:36.719357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a838518caf7782d322cef8d68d096a6d43d0d3696686ce1f733d281e230179f

Aliases

arxiv: 1207.4747 · arxiv_version: 1207.4747v4 · doi: 10.48550/arxiv.1207.4747 · pith_short_12: BKBYKGGK654C · pith_short_16: BKBYKGGK654C2MRM · pith_short_8: BKBYKGGK

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/BKBYKGGK654C2MRM56GWRUEWU3 \
  | 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: 0a838518caf7782d322cef8d68d096a6d43d0d3696686ce1f733d281e230179f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8419f7e7d1e97e715fad62d95a70c70bc65154c068fff6c87f567f0992dc00df",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-07-19T18:02:41Z",
    "title_canon_sha256": "190c24ff3d79a35b7e7cf87c20ad884f05efa49978598bd1a9f7d63abc2a82f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4747",
    "kind": "arxiv",
    "version": 4
  }
}