Pith Number

pith:NNJNEWSD

pith:2020:NNJNEWSDXXZ5C7CUOEXCT77ORS

not attested not anchored not stored refs pending

Stochastic Zeroth-order Riemannian Derivative Estimation and Optimization

Jiaxiang Li, Krishnakumar Balasubramanian, Shiqian Ma

arxiv:2003.11238 v3 · 2020-03-25 · math.OC · cs.DS · cs.LG · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNJNEWSDXXZ5C7CUOEXCT77ORS}

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	2026-07-05T02:04:26.847081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b52d25a43bdf3d17c54712e29ffee8c9625984fe55629a553c10758b92a4de5

Aliases

arxiv: 2003.11238 · arxiv_version: 2003.11238v3 · doi: 10.48550/arxiv.2003.11238 · pith_short_12: NNJNEWSDXXZ5 · pith_short_16: NNJNEWSDXXZ5C7CU · pith_short_8: NNJNEWSD

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/NNJNEWSDXXZ5C7CUOEXCT77ORS \
  | 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: 6b52d25a43bdf3d17c54712e29ffee8c9625984fe55629a553c10758b92a4de5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec72c0dcdac3157255b2cca90e5242844060f082ca2c6f44de3760a652b48a07",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LG",
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-03-25T06:58:19Z",
    "title_canon_sha256": "e7d5595920e67f2d8f1c7964a6fe7935726c0795a0bd8140bf7b6a63c54e714a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.11238",
    "kind": "arxiv",
    "version": 3
  }
}