Pith Number

pith:D7AE4K7P

pith:2026:D7AE4K7PTYM7NSCZWM6PFJW2UP

not attested not anchored not stored refs pending

Search-Time Contamination in Deep Research Agents: Measuring Performance Inflation in Public Benchmark Evaluation

Jun Lin, Kaisong Song, Kunhong Yao, Xinyue Zhang, Yongjie Wang, Zhiqi Shen, Zhiwei Zeng

arxiv:2606.05241 v1 · 2026-06-03 · cs.CR · 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{D7AE4K7PTYM7NSCZWM6PFJW2UP}

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	2026-06-05T00:13:50.157298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fc04e2bef9e19f6c859b33cf2a6daa3e4ee14ab90f3a0bc9996a7b1056c4d35

Aliases

arxiv: 2606.05241 · arxiv_version: 2606.05241v1 · doi: 10.48550/arxiv.2606.05241 · pith_short_12: D7AE4K7PTYM7 · pith_short_16: D7AE4K7PTYM7NSCZ · pith_short_8: D7AE4K7P

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/D7AE4K7PTYM7NSCZWM6PFJW2UP \
  | 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: 1fc04e2bef9e19f6c859b33cf2a6daa3e4ee14ab90f3a0bc9996a7b1056c4d35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd12cdaa4d384ffcd7417ebb357be29bc14ae78cc8948bd115ace6858596f985",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-06-03T07:11:36Z",
    "title_canon_sha256": "fd0f3428e0334f592a9fe17becfe22d554350fe0fa3a4e01f352d63bd240699d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.05241",
    "kind": "arxiv",
    "version": 1
  }
}