Pith Number

pith:FODOHLFF

pith:2014:FODOHLFFE56F7R3AFQ2YMV5CJH

not attested not anchored not stored refs pending

Coordinate Descent with Arbitrary Sampling II: Expected Separable Overapproximation

Peter Richt\'arik, Zheng Qu

arxiv:1412.8063 v2 · 2014-12-27 · math.OC · cs.LG · cs.NA · math.NA · math.PR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FODOHLFFE56F7R3AFQ2YMV5CJH}

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	2026-05-18T02:00:58.699565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b86e3aca5277c5fc7602c358657a249ef6257836d14951a3d9f8dc42da19d48

Aliases

arxiv: 1412.8063 · arxiv_version: 1412.8063v2 · doi: 10.48550/arxiv.1412.8063 · pith_short_12: FODOHLFFE56F · pith_short_16: FODOHLFFE56F7R3A · pith_short_8: FODOHLFF

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/FODOHLFFE56F7R3AFQ2YMV5CJH \
  | 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: 2b86e3aca5277c5fc7602c358657a249ef6257836d14951a3d9f8dc42da19d48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad15d56bdd53236853c4efae6292beb6e45a6e85d3700169a3d9cea63184b46e",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-12-27T15:39:30Z",
    "title_canon_sha256": "662653442a956640d0ef83508bd667fba144e180fc866c0274cd54d6d19766fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.8063",
    "kind": "arxiv",
    "version": 2
  }
}