Pith Number

pith:T2CDFD4U

pith:2026:T2CDFD4UMWWKTXZIRFISHUGKQ2

not attested not anchored not stored refs pending

Testing the Test: Score-Direction Instability in Class-Split Anomaly Detection

Alejandro Ascarate, Clinton Fookes, Leo Lebrat, Olivier Salvado, Rodrigo Santa Cruz

arxiv:2606.02601 v1 · 2026-05-23 · 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{T2CDFD4UMWWKTXZIRFISHUGKQ2}

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	2026-06-03T00:05:04.277666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e84328f9465aca9df28895123d0ca868fe545a8e99dfdf3d0d13274983833d2

Aliases

arxiv: 2606.02601 · arxiv_version: 2606.02601v1 · doi: 10.48550/arxiv.2606.02601 · pith_short_12: T2CDFD4UMWWK · pith_short_16: T2CDFD4UMWWKTXZI · pith_short_8: T2CDFD4U

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/T2CDFD4UMWWKTXZIRFISHUGKQ2 \
  | 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: 9e84328f9465aca9df28895123d0ca868fe545a8e99dfdf3d0d13274983833d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "974ee744ad57ff6e08b5f61a1d87f8fd9f80e2030ecb5651ea945ad07f800a65",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-23T06:27:42Z",
    "title_canon_sha256": "63d35bc13ead9e51d765f8d53ae96dbc9645649174193c3dd0a58167d43c979b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02601",
    "kind": "arxiv",
    "version": 1
  }
}