Pith Number

pith:7WI2TUWV

pith:2026:7WI2TUWVLXWH4NAGKAERZTEXL3

not attested not anchored not stored refs pending

Roles with Rails: Contract-Preserving Role Evolution in Multi-Agent Structured Reasoning

Lan-Zhe Guo, Ling-Yue Ge

arxiv:2605.28433 v1 · 2026-05-27 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WI2TUWVLXWH4NAGKAERZTEXL3}

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	2026-05-28T01:05:18.017771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd91a9d2d55dec7e340650091ccc975edd24588f2cd3ddac6ede86baadd22ee6

Aliases

arxiv: 2605.28433 · arxiv_version: 2605.28433v1 · doi: 10.48550/arxiv.2605.28433 · pith_short_12: 7WI2TUWVLXWH · pith_short_16: 7WI2TUWVLXWH4NAG · pith_short_8: 7WI2TUWV

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/7WI2TUWVLXWH4NAGKAERZTEXL3 \
  | 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: fd91a9d2d55dec7e340650091ccc975edd24588f2cd3ddac6ede86baadd22ee6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eabb7745e7d2c544c87a6762296eda5ad68621118d5ae548659aef99a61d9691",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-27T13:00:44Z",
    "title_canon_sha256": "ae2a5afe7d77c835d6551e25c54a6e540ceee7670ca4a55420b9a8cf030543ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28433",
    "kind": "arxiv",
    "version": 1
  }
}