Pith Number

pith:RENBYR3B

pith:2022:RENBYR3BEJE2AXCXZ5CCRW7W2L

not attested not anchored not stored refs pending

Empirical Study on Optimizer Selection for Out-of-Distribution Generalization

Hiroki Naganuma, Ikuro Sato, Ioannis Mitliagkas, Kartik Ahuja, Kohta Ishikawa, Rio Yokota, Shiro Takagi, Tetsuya Motokawa

arxiv:2211.08583 v3 · 2022-11-15 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RENBYR3BEJE2AXCXZ5CCRW7W2L}

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	2026-07-05T06:17:42.400587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

891a1c47612249a05c57cf4428dbf6d2f580904525dd38ca91146438e672bd2d

Aliases

arxiv: 2211.08583 · arxiv_version: 2211.08583v3 · doi: 10.48550/arxiv.2211.08583 · pith_short_12: RENBYR3BEJE2 · pith_short_16: RENBYR3BEJE2AXCX · pith_short_8: RENBYR3B

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/RENBYR3BEJE2AXCXZ5CCRW7W2L \
  | 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: 891a1c47612249a05c57cf4428dbf6d2f580904525dd38ca91146438e672bd2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edfbba5dd29f979da742730cc6cf2a66a892788468a1651a8547dffb52f7284f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-11-15T23:56:30Z",
    "title_canon_sha256": "ece3862232642b54bd66360423010782f770ea5b94f3a993b9ac3acbf61060ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.08583",
    "kind": "arxiv",
    "version": 3
  }
}