Pith Number

pith:ONWNR4CC

pith:2026:ONWNR4CCDT5WUTHVR7LLBWHGGA

not attested not anchored not stored refs pending

FailureScope: Cross-Regime Behavioral Diagnosis of Language Model Weaknesses

Nicholas Saban

arxiv:2606.09878 v1 · 2026-06-03 · 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{ONWNR4CCDT5WUTHVR7LLBWHGGA}

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	2026-06-10T00:08:30.921366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

736cd8f0421cfb6a4cf58fd6b0d8e630061a048fc0dae6f4e184bed5cc7410ff

Aliases

arxiv: 2606.09878 · arxiv_version: 2606.09878v1 · doi: 10.48550/arxiv.2606.09878 · pith_short_12: ONWNR4CCDT5W · pith_short_16: ONWNR4CCDT5WUTHV · pith_short_8: ONWNR4CC

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/ONWNR4CCDT5WUTHVR7LLBWHGGA \
  | 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: 736cd8f0421cfb6a4cf58fd6b0d8e630061a048fc0dae6f4e184bed5cc7410ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8f4da2037c074784967b169e3da1d565e84e301ccde1326a8f305ed0600c2e8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-03T01:28:00Z",
    "title_canon_sha256": "b9a0f099a0485078fbdb9cef0046747812f22a58ee6008ccf2f64c004b7a9d6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.09878",
    "kind": "arxiv",
    "version": 1
  }
}