Pith Number

pith:25UTICER

pith:2025:25UTICERGAU7RW2E5X2ZWCQB5H

not attested not anchored not stored refs pending

Hypothetical Documents or Knowledge Leakage? Rethinking LLM-based Query Expansion

Jaeyoon Jung, Kunwoo Park, Seunghyun Yoon, Yejun Yoon

arxiv:2504.14175 v2 · 2025-04-19 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{25UTICERGAU7RW2E5X2ZWCQB5H}

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	2026-07-05T11:15:46.254263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7693408913029f8db44edf59b0a01e9e493d264266a976338bf136c59afa048

Aliases

arxiv: 2504.14175 · arxiv_version: 2504.14175v2 · doi: 10.48550/arxiv.2504.14175 · pith_short_12: 25UTICERGAU7 · pith_short_16: 25UTICERGAU7RW2E · pith_short_8: 25UTICER

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/25UTICERGAU7RW2E5X2ZWCQB5H \
  | 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: d7693408913029f8db44edf59b0a01e9e493d264266a976338bf136c59afa048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d8fab4366981a64fc92c64bd56b8cd1949fb1279c1659096e5831eab4ed4a21",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-04-19T04:32:38Z",
    "title_canon_sha256": "e4e70c61730b403104ad1bb8490af9dc19c67f94ca7db792dc9c378a5388c430"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.14175",
    "kind": "arxiv",
    "version": 2
  }
}