Pith Number

pith:QNGUHUXX

pith:2026:QNGUHUXXFFVZRZO7AQJCB6KFBH

not attested not anchored not stored refs pending

Accuracy Hides How Language Models Fail: Measuring Failure States Under Matched Output Budgets

Yinghan Hou, Zongyou Yang

arxiv:2607.24268 v1 · 2026-07-27 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QNGUHUXXFFVZRZO7AQJCB6KFBH}

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	2026-07-28T02:23:54.475115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

834d43d2f7296b98e5df041220f94509cbf77538d9a0efa504dde444e42a9762

Aliases

arxiv: 2607.24268 · arxiv_version: 2607.24268v1 · doi: 10.48550/arxiv.2607.24268 · pith_short_12: QNGUHUXXFFVZ · pith_short_16: QNGUHUXXFFVZRZO7 · pith_short_8: QNGUHUXX

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/QNGUHUXXFFVZRZO7AQJCB6KFBH \
  | 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: 834d43d2f7296b98e5df041220f94509cbf77538d9a0efa504dde444e42a9762

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11298b943a7ed982a4cf01d6226055ffc3b7a4ce7ad95f647f11f19b9d75fa00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-07-27T11:04:17Z",
    "title_canon_sha256": "a2a1d02c09676596a1d3a9c2b015e15a9f7b19c3aa8bf06d58b643d6112e939e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.24268",
    "kind": "arxiv",
    "version": 1
  }
}