Pith Number

pith:O67IPUWE

pith:2026:O67IPUWEXYZO5KEY6MQD234JA3

not attested not anchored not stored refs pending

Code-MUE: Measuring Code LLMs' Uncertainty through Execution-based Semantic Interaction Graphs

Lei Ma, Xiaoning Ren, Yinxing Xue, Yuheng Huang

arxiv:2607.12273 v1 · 2026-07-14 · cs.SE · cs.AI · 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{O67IPUWEXYZO5KEY6MQD234JA3}

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	2026-07-15T00:21:41.869491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77be87d2c4be32eea898f3203d6f8906d5f2dca89bd660d7aa312e1809d5d9b5

Aliases

arxiv: 2607.12273 · arxiv_version: 2607.12273v1 · doi: 10.48550/arxiv.2607.12273 · pith_short_12: O67IPUWEXYZO · pith_short_16: O67IPUWEXYZO5KEY · pith_short_8: O67IPUWE

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/O67IPUWEXYZO5KEY6MQD234JA3 \
  | 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: 77be87d2c4be32eea898f3203d6f8906d5f2dca89bd660d7aa312e1809d5d9b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c16889a40caee71435faf57b18fb180a7727275313c9275348021bdcad2a363f",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-07-14T02:23:17Z",
    "title_canon_sha256": "4d4e547549bab3744ffd48ddcad3ea53cc29ff3e4d52394e409234218452a94b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12273",
    "kind": "arxiv",
    "version": 1
  }
}