Pith Number

pith:5OPQJ5WW

pith:2026:5OPQJ5WWPRGEB6X5RHCYB4AHTO

not attested not anchored not stored refs pending

Reflection in the Dark: Exposing and Escaping the Black Box in Reflective Prompt Optimization

Qifeng Xia, Qiyun Xia, Rui Qu, Shiyan Liu, Xinyu Yu, Yisheng Liu

arxiv:2603.18388 v2 · 2026-03-19 · cs.AI · cs.MA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5OPQJ5WWPRGEB6X5RHCYB4AHTO}

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	2026-06-09T02:07:24.422622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb9f04f6d67c4c40fafd89c580f0079b9b248b27e3b361ee22cd90b9013f9308

Aliases

arxiv: 2603.18388 · arxiv_version: 2603.18388v2 · doi: 10.48550/arxiv.2603.18388 · pith_short_12: 5OPQJ5WWPRGE · pith_short_16: 5OPQJ5WWPRGEB6X5 · pith_short_8: 5OPQJ5WW

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/5OPQJ5WWPRGEB6X5RHCYB4AHTO \
  | 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: eb9f04f6d67c4c40fafd89c580f0079b9b248b27e3b361ee22cd90b9013f9308

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3451a8e86530119363c9a298d42f388af5b867aad990cb928b233f45dcdd8877",
    "cross_cats_sorted": [
      "cs.MA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-03-19T01:14:36Z",
    "title_canon_sha256": "9032bdc2e72b83942b4ed874c70acec101d94b886aee5b9f3aa474749443b299"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.18388",
    "kind": "arxiv",
    "version": 2
  }
}