Pith Number

pith:6XMTM6LP

pith:2023:6XMTM6LP2NDVAGFSLXB2ICGZAU

not attested not anchored not stored refs pending

On the Importance of Feature Separability in Predicting Out-Of-Distribution Error

Bo An, Hongxin Wei, Lei Feng, Renchunzi Xie, Yuzhou Cao

arxiv:2303.15488 v2 · 2023-03-27 · 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{6XMTM6LP2NDVAGFSLXB2ICGZAU}

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	2026-07-05T07:03:22.728947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5d936796fd3475018b25dc3a408d905181c52b68702872a81c939fc6b8da3e9

Aliases

arxiv: 2303.15488 · arxiv_version: 2303.15488v2 · doi: 10.48550/arxiv.2303.15488 · pith_short_12: 6XMTM6LP2NDV · pith_short_16: 6XMTM6LP2NDVAGFS · pith_short_8: 6XMTM6LP

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/6XMTM6LP2NDVAGFSLXB2ICGZAU \
  | 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: f5d936796fd3475018b25dc3a408d905181c52b68702872a81c939fc6b8da3e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d049d49d71b252cb3a803997950ce737a91891e888fdb2f6b09d8346a7eceeb3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-03-27T09:52:59Z",
    "title_canon_sha256": "e03b36001a0dfc03a97921654ec4ce5f70afbfbfe949f39e81a9c067bc3a1149"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.15488",
    "kind": "arxiv",
    "version": 2
  }
}