Pith Number

pith:FXHSSX2X

pith:2019:FXHSSX2XSDPYEY4SDXFRBFFM4V

not attested not anchored not stored refs pending

Exponentiated Gradient Meets Gradient Descent

Elad Hazan, Udaya Ghai, Yoram Singer

arxiv:1902.01903 v1 · 2019-02-05 · 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{FXHSSX2XSDPYEY4SDXFRBFFM4V}

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	2026-05-17T23:54:38.466506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dcf295f5790df8263921dcb1094ace574a353c614e933efdb88bd6a64d82324

Aliases

arxiv: 1902.01903 · arxiv_version: 1902.01903v1 · doi: 10.48550/arxiv.1902.01903 · pith_short_12: FXHSSX2XSDPY · pith_short_16: FXHSSX2XSDPYEY4S · pith_short_8: FXHSSX2X

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/FXHSSX2XSDPYEY4SDXFRBFFM4V \
  | 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: 2dcf295f5790df8263921dcb1094ace574a353c614e933efdb88bd6a64d82324

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efc06753872a74bdb947ab01c2e6852ea3b2252b7b4fae5ec86fc7cf0d942d0a",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-05T20:41:57Z",
    "title_canon_sha256": "ee8caf87f63a1779dfe7d1dd280d0dcc7503d7f4ad2b9c14570c747c6cba4836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01903",
    "kind": "arxiv",
    "version": 1
  }
}