Pith Number

pith:ZAPORJCH

pith:2017:ZAPORJCHQORLUV7TFK3X4K734P

not attested not anchored not stored refs pending

Catalyst Acceleration for First-order Convex Optimization: from Theory to Practice

Hongzhou Lin, Julien Mairal, Zaid Harchaoui

arxiv:1712.05654 v2 · 2017-12-15 · stat.ML · 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{ZAPORJCHQORLUV7TFK3X4K734P}

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	2026-05-18T00:12:53.828894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c81ee8a44783a2ba57f32ab77e2bfbe3fd094dd8561f70c10f04c4258f444dd2

Aliases

arxiv: 1712.05654 · arxiv_version: 1712.05654v2 · doi: 10.48550/arxiv.1712.05654 · pith_short_12: ZAPORJCHQORL · pith_short_16: ZAPORJCHQORLUV7T · pith_short_8: ZAPORJCH

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/ZAPORJCHQORLUV7TFK3X4K734P \
  | 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: c81ee8a44783a2ba57f32ab77e2bfbe3fd094dd8561f70c10f04c4258f444dd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a327ff9f56822b324662ce720d640d15fbcba18e84b9a4c187d43c2399d87284",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-12-15T13:05:18Z",
    "title_canon_sha256": "d8b642ec51538f3d8fc638f9db45ee2fc7b7806c1836156c1b423f5f098e7c87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05654",
    "kind": "arxiv",
    "version": 2
  }
}