Pith Number

pith:47Q5SZXC

pith:2026:47Q5SZXCWZMO2AJWK5AH7ENII2

not attested not anchored not stored refs pending

What Do Evolutionary Coding Agents Evolve?

Bo Han, Max Zimmer, Nico Pelleriti, Sebastian Pokutta, Sree Harsha Nelaturu, Zhanke Zhou, Zongze Li

arxiv:2605.20086 v1 · 2026-05-19 · cs.NE · 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{47Q5SZXCWZMO2AJWK5AH7ENII2}

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	2026-05-20T02:06:01.587155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7e1d966e2b658ed013657407f91a8469ce8ecb19cfd4ed3227a74a65c584afe

Aliases

arxiv: 2605.20086 · arxiv_version: 2605.20086v1 · doi: 10.48550/arxiv.2605.20086 · pith_short_12: 47Q5SZXCWZMO · pith_short_16: 47Q5SZXCWZMO2AJW · pith_short_8: 47Q5SZXC

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/47Q5SZXCWZMO2AJWK5AH7ENII2 \
  | 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: e7e1d966e2b658ed013657407f91a8469ce8ecb19cfd4ed3227a74a65c584afe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3776caa9420e910fad85a7c425cbe142dd14f59397dfa2af20d3d682c6700e3",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2026-05-19T16:41:45Z",
    "title_canon_sha256": "b7ecef2550d0f1d6dde27a34ebe9cf3151ecb0435098d4ec3cd63e45f4705ee9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20086",
    "kind": "arxiv",
    "version": 1
  }
}