Pith Number

pith:B3XRPX7F

pith:2026:B3XRPX7FFASLETLZVYH4T7DSGV

not attested not anchored not stored refs pending

Constitutional Arms Races in the Public Goods Game: Co-Evolving LLM Constitutions Under Cooperation-Defection Pressure

Alice Saito, Arth Singh, Eiji Kamioka, Hershraj Niranjani, Machiko Hirota, Phan Xuan Tan, Takehiro Takayanagi, Ujwal Kumar

arxiv:2605.26448 v1 · 2026-05-26 · cs.MA · cs.GT · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3XRPX7FFASLETLZVYH4T7DSGV}

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	2026-05-27T01:05:18.539084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eef17dfe52824b24d79ae0fc9fc7235593bf8c6dd2a863521a9068e67323b81

Aliases

arxiv: 2605.26448 · arxiv_version: 2605.26448v1 · doi: 10.48550/arxiv.2605.26448 · pith_short_12: B3XRPX7FFASL · pith_short_16: B3XRPX7FFASLETLZ · pith_short_8: B3XRPX7F

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/B3XRPX7FFASLETLZVYH4T7DSGV \
  | 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: 0eef17dfe52824b24d79ae0fc9fc7235593bf8c6dd2a863521a9068e67323b81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e8f55c7ab2a3e6f6385b85c49f0eac4451532d07ac66377b8cb9c3925094ce1",
    "cross_cats_sorted": [
      "cs.GT",
      "cs.NE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.MA",
    "submitted_at": "2026-05-26T02:01:08Z",
    "title_canon_sha256": "8515ea288226610bd760c890f80f4bd0198229f24835010cd422e1396c4af2c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26448",
    "kind": "arxiv",
    "version": 1
  }
}