Pith Number

pith:QON5L42K

pith:2018:QON5L42KV57FLU2BDFQNRQS3ZG

not attested not anchored not stored refs pending

Fast Stochastic Algorithms for Low-rank and Nonsmooth Matrix Problems

Atara Kaplan, Dan Garber

arxiv:1809.10477 v1 · 2018-09-27 · 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{QON5L42KV57FLU2BDFQNRQS3ZG}

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	2026-05-18T00:04:38.281539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

839bd5f34aaf7e55d3411960d8c25bc991a53a606fc87723c1766551c29129bc

Aliases

arxiv: 1809.10477 · arxiv_version: 1809.10477v1 · doi: 10.48550/arxiv.1809.10477 · pith_short_12: QON5L42KV57F · pith_short_16: QON5L42KV57FLU2B · pith_short_8: QON5L42K

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/QON5L42KV57FLU2BDFQNRQS3ZG \
  | 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: 839bd5f34aaf7e55d3411960d8c25bc991a53a606fc87723c1766551c29129bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35c4469a4592c17b43c4aec41bd6e13d955e14433f93c7fc0925b54b949e1cf3",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-09-27T12:11:56Z",
    "title_canon_sha256": "465447aeb03973eb00f811e08ed3ebc5f64b71e00a4ceec0e601fed8f11d7d05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.10477",
    "kind": "arxiv",
    "version": 1
  }
}