Pith Number

pith:FN62Q2VL

pith:2023:FN62Q2VLDXZTNWZT76JFKOGFZF

not attested not anchored not stored refs pending

The Larger They Are, the Harder They Fail: Language Models do not Recognize Identifier Swaps in Python

Antonio Valerio Miceli-Barone, Fazl Barez, Ioannis Konstas, Shay B. Cohen

arxiv:2305.15507 v1 · 2023-05-24 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FN62Q2VLDXZTNWZT76JFKOGFZF}

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.

Cited by

3 papers in Pith

CodeMind: Evaluating Large Language Models for Code Reasoning

Assessing Coherency and Consistency of Code Execution Reasoning by Large Language Models

LiveCodeBench: Holistic and Contamination Free Evaluation of Large Language Models for Code

Receipt and verification

First computed	2026-07-05T06:13:41.298808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b7da86aab1df336db33ff925538c5c967eb9e41c3c7a4ced5461559c1215696

Aliases

arxiv: 2305.15507 · arxiv_version: 2305.15507v1 · doi: 10.48550/arxiv.2305.15507 · pith_short_12: FN62Q2VLDXZT · pith_short_16: FN62Q2VLDXZTNWZT · pith_short_8: FN62Q2VL

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/FN62Q2VLDXZTNWZT76JFKOGFZF \
  | 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: 2b7da86aab1df336db33ff925538c5c967eb9e41c3c7a4ced5461559c1215696

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f387b3489cae9f30ed60f6146a59d8d7fd1e3550ccdb17959c21a6cc77180094",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-05-24T18:54:39Z",
    "title_canon_sha256": "adc2c8a11542a64dbd14d89c7305d0a9ed64c6d1b9d861960fcacbcf275ad461"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.15507",
    "kind": "arxiv",
    "version": 1
  }
}