Pith Number

pith:EE4WXYK3

pith:2025:EE4WXYK365M6JUZDE74EUVCMMT

not attested not anchored not stored refs pending

Characterizing Fitness Landscape Structures in Prompt Engineering

Arend Hintze

arxiv:2509.05375 v1 · 2025-09-04 · 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{EE4WXYK365M6JUZDE74EUVCMMT}

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	2026-07-05T12:05:46.107132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21396be15bf759e4d32327f84a544c64e64502f10d0ce2a6aea45609c50ba3ef

Aliases

arxiv: 2509.05375 · arxiv_version: 2509.05375v1 · doi: 10.48550/arxiv.2509.05375 · pith_short_12: EE4WXYK365M6 · pith_short_16: EE4WXYK365M6JUZD · pith_short_8: EE4WXYK3

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/EE4WXYK365M6JUZDE74EUVCMMT \
  | 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: 21396be15bf759e4d32327f84a544c64e64502f10d0ce2a6aea45609c50ba3ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af65853e16d14369bf0d840448f3fa7f8c091e997aa1e2c330b490d023e8d2a2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-09-04T11:52:19Z",
    "title_canon_sha256": "84747ec5323d9ffb498207aa6df6fe4b3ec8cba87ff7dfd559af0b2f10f673b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05375",
    "kind": "arxiv",
    "version": 1
  }
}