Pith Number

pith:WSKSE6JF

pith:2020:WSKSE6JFLURDFAOQKR6NO6J654

not attested not anchored not stored refs pending

On the Difficulty of Unbiased Alpha Divergence Minimization

Justin Domke, Tomas Geffner

arxiv:2010.09541 v4 · 2020-10-19 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WSKSE6JFLURDFAOQKR6NO6J654}

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	2026-07-05T03:25:29.201759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4952279255d223281d0547cd7793eef26b6cf647dbb86d890a7ccb15ee406e1

Aliases

arxiv: 2010.09541 · arxiv_version: 2010.09541v4 · doi: 10.48550/arxiv.2010.09541 · pith_short_12: WSKSE6JFLURD · pith_short_16: WSKSE6JFLURDFAOQ · pith_short_8: WSKSE6JF

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/WSKSE6JFLURDFAOQKR6NO6J654 \
  | 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: b4952279255d223281d0547cd7793eef26b6cf647dbb86d890a7ccb15ee406e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74ff18160431c2aa5f5cbd05e46bf117a54055b4ee7ae73568bb2d95091a3c1c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2020-10-19T14:14:31Z",
    "title_canon_sha256": "8166c4fb580db62d9047324c83f5cabecabfa5b6e6446512d67d779afa3f4c90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.09541",
    "kind": "arxiv",
    "version": 4
  }
}