Pith Number

pith:HUVANSSJ

pith:2021:HUVANSSJTQWXEKSEYHDYVU5SAO

not attested not anchored not stored refs pending

Permutation-Based SGD: Is Random Optimal?

Dimitris Papailiopoulos, Kangwook Lee, Shashank Rajput

arxiv:2102.09718 v2 · 2021-02-19 · 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{HUVANSSJTQWXEKSEYHDYVU5SAO}

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	2026-07-05T03:34:56.335014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d2a06ca499c2d722a44c1c78ad3b203b5e721326b1782998334b1366f0fafa0

Aliases

arxiv: 2102.09718 · arxiv_version: 2102.09718v2 · doi: 10.48550/arxiv.2102.09718 · pith_short_12: HUVANSSJTQWX · pith_short_16: HUVANSSJTQWXEKSE · pith_short_8: HUVANSSJ

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/HUVANSSJTQWXEKSEYHDYVU5SAO \
  | 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: 3d2a06ca499c2d722a44c1c78ad3b203b5e721326b1782998334b1366f0fafa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "701bc3e0ab46b9d8f9e37ba3f3375c077b4b268d15a2fc694c43758a70c7f06c",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-19T03:14:28Z",
    "title_canon_sha256": "b9c9cf0013684d2d639094660d114ff4fe5b852fe9c17e3233ea7210a7128763"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.09718",
    "kind": "arxiv",
    "version": 2
  }
}