Pith Number

pith:GRYWMCYK

pith:2022:GRYWMCYKKI7NPI7URTJXOCATST

not attested not anchored not stored refs pending

First Steps Toward Understanding the Extrapolation of Nonlinear Models to Unseen Domains

Kefan Dong, Tengyu Ma

arxiv:2211.11719 v2 · 2022-11-21 · cs.LG · 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{GRYWMCYKKI7NPI7URTJXOCATST}

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	2026-07-05T05:21:28.652267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3471660b0a523ed7a3f48cd377081394da03a465e0f5d8d0eb167073d43dfa25

Aliases

arxiv: 2211.11719 · arxiv_version: 2211.11719v2 · doi: 10.48550/arxiv.2211.11719 · pith_short_12: GRYWMCYKKI7N · pith_short_16: GRYWMCYKKI7NPI7U · pith_short_8: GRYWMCYK

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/GRYWMCYKKI7NPI7URTJXOCATST \
  | 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: 3471660b0a523ed7a3f48cd377081394da03a465e0f5d8d0eb167073d43dfa25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c65dafa92af1e8c1d65b6dc83778db0621ae784aac2d979b55c1c22d4a5f8f2e",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-11-21T18:41:19Z",
    "title_canon_sha256": "d43984669749674651f9eca70c31e4c66c7dce8a82943312abf33dd223edc1e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.11719",
    "kind": "arxiv",
    "version": 2
  }
}