Pith Number

pith:GQFHO63T

pith:2026:GQFHO63TWV3VMHSFELM3QQ4TSU

not attested not anchored not stored refs pending

When Does Persona Prompting Actually Help? A Retrieval and Metric Analysis of Expert Role Injection in LLMs

Jialun Wu, Qiyang Xie, Shuai Xiao, Su Liu, Weikai Zhou, Xinjie He, Zhiyuan Lin

arxiv:2605.29420 v1 · 2026-05-28 · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GQFHO63TWV3VMHSFELM3QQ4TSU}

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	2026-05-29T01:05:37.936054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

340a777b73b577561e4522d9b843939513f2c2e42329a88b92af1f3e7ed08733

Aliases

arxiv: 2605.29420 · arxiv_version: 2605.29420v1 · doi: 10.48550/arxiv.2605.29420 · pith_short_12: GQFHO63TWV3V · pith_short_16: GQFHO63TWV3VMHSF · pith_short_8: GQFHO63T

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/GQFHO63TWV3VMHSFELM3QQ4TSU \
  | 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: 340a777b73b577561e4522d9b843939513f2c2e42329a88b92af1f3e7ed08733

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d3816aa7c5ce01967b8ad1f90fc491d47151ab733dc31b7026c2b6316b21589",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-28T06:14:07Z",
    "title_canon_sha256": "a3a4050f053c918c1a28697b4a6131232979d5634c257e08f42461109e45c838"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29420",
    "kind": "arxiv",
    "version": 1
  }
}