Pith Number

pith:SCVYDR2Q

pith:2026:SCVYDR2QS37LDRCZNGVQB45CPG

not attested not anchored not stored refs pending

Is Complex Training Necessary for Long-Tailed OOD Detection? A Re-think from Feature Geometry

Ningkang Peng, Xuanming Chen, Yanhui Gu

arxiv:2605.17799 v1 · 2026-05-18 · cs.CV · 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{SCVYDR2QS37LDRCZNGVQB45CPG}

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	2026-05-20T00:04:58.934424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90ab81c75096feb1c45969ab00f3a2799499d9ab49227ab7eb3ec99f1adcbe91

Aliases

arxiv: 2605.17799 · arxiv_version: 2605.17799v1 · doi: 10.48550/arxiv.2605.17799 · pith_short_12: SCVYDR2QS37L · pith_short_16: SCVYDR2QS37LDRCZ · pith_short_8: SCVYDR2Q

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/SCVYDR2QS37LDRCZNGVQB45CPG \
  | 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: 90ab81c75096feb1c45969ab00f3a2799499d9ab49227ab7eb3ec99f1adcbe91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "383ec2632765492fe19a11fecb4f58419246a51624ca22d325bab0f924983f54",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-18T03:21:57Z",
    "title_canon_sha256": "9d2a80955a1c5badc9c73ce0dc53bb83827da446df8bea36f46c25ebb2d83a5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17799",
    "kind": "arxiv",
    "version": 1
  }
}