Pith Number

pith:7ZR6Q2ON

pith:2018:7ZR6Q2ONQRZT3XTT2F6WABMVPH

not attested not anchored not stored refs pending

signProx: One-Bit Proximal Algorithm for Nonconvex Stochastic Optimization

Ulugbek S. Kamilov, Xiaojian Xu

arxiv:1807.08023 v2 · 2018-07-20 · math.OC · cs.LG · 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{7ZR6Q2ONQRZT3XTT2F6WABMVPH}

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	2026-05-18T00:02:24.837572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe63e869cd84733dde73d17d60059579ff7abcbfd65e409246f8fa02c8c4eaa1

Aliases

arxiv: 1807.08023 · arxiv_version: 1807.08023v2 · doi: 10.48550/arxiv.1807.08023 · pith_short_12: 7ZR6Q2ONQRZT · pith_short_16: 7ZR6Q2ONQRZT3XTT · pith_short_8: 7ZR6Q2ON

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/7ZR6Q2ONQRZT3XTT2F6WABMVPH \
  | 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: fe63e869cd84733dde73d17d60059579ff7abcbfd65e409246f8fa02c8c4eaa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5d17062194b43d6485c594ee36a972a628a222b6d4a71a095080f050a86ac77",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-07-20T20:47:32Z",
    "title_canon_sha256": "79c3cd69fd3ec52408f5d9025ff58feb6f63683515ba732fb0baa2c45bea4f27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08023",
    "kind": "arxiv",
    "version": 2
  }
}