Pith Number

pith:LH5LN2VC

pith:2025:LH5LN2VC5IF5MWQLNE4MJPBQDQ

not attested not anchored not stored refs pending

Structure-Aware Fill-in-the-Middle Pretraining for Code

Alvin Cheung, Linyuan Gong, Mostafa Elhoushi, Sida Wang

arxiv:2506.00204 v1 · 2025-05-30 · cs.CL · cs.AI · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LH5LN2VC5IF5MWQLNE4MJPBQDQ}

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

2 papers in Pith

Hide to Guide: Learning via Semantic Masking

Synthetic Hallucinations, Real Gains: Hard Negatives from Frontier Models for FIM Hallucination Mitigation

Receipt and verification

First computed	2026-07-05T11:13:30.732462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59fab6eaa2ea0bd65a0b6938c4bc301c1d5bf8d4e8185c4ae287f8187656f5c4

Aliases

arxiv: 2506.00204 · arxiv_version: 2506.00204v1 · doi: 10.48550/arxiv.2506.00204 · pith_short_12: LH5LN2VC5IF5 · pith_short_16: LH5LN2VC5IF5MWQL · pith_short_8: LH5LN2VC

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/LH5LN2VC5IF5MWQLNE4MJPBQDQ \
  | 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: 59fab6eaa2ea0bd65a0b6938c4bc301c1d5bf8d4e8185c4ae287f8187656f5c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "196e0e395e074298e6a9bf727e8a86253636d5ddd556c6488a390d2e9b0fe391",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-30T20:19:39Z",
    "title_canon_sha256": "2a710f9919b8e84b5b296d12b82352641815159bc9146762c928f38e8d882d29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.00204",
    "kind": "arxiv",
    "version": 1
  }
}