Pith Number

pith:PNN5QQVL

pith:2026:PNN5QQVLY3E6XSPMVDN4COTCHQ

not attested not anchored not stored refs pending

OpenHospital: A Thing-in-itself Arena for Evolving and Benchmarking LLM-based Collective Intelligence

Longbin Lai, Peigen Liu, Renjie Sun, Rui Ding, Ying Zhang, Yunjun Gao, Yuren Mao, Yuxiang Ye, Zhengping Qian, Ziyan Jiang

arxiv:2603.14771 v3 · 2026-03-16 · 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{PNN5QQVLY3E6XSPMVDN4COTCHQ}

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	2026-06-02T01:04:16.135873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b5bd842abc6c9ebc9eca8dbc13a623c05bf5fdfeb5c044fd00e96b27ecf822f

Aliases

arxiv: 2603.14771 · arxiv_version: 2603.14771v3 · doi: 10.48550/arxiv.2603.14771 · pith_short_12: PNN5QQVLY3E6 · pith_short_16: PNN5QQVLY3E6XSPM · pith_short_8: PNN5QQVL

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/PNN5QQVLY3E6XSPMVDN4COTCHQ \
  | 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: 7b5bd842abc6c9ebc9eca8dbc13a623c05bf5fdfeb5c044fd00e96b27ecf822f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c12a9b12adc255f0fe0415badb523055557305241c53480e7bec39c9934d2260",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-03-16T03:12:18Z",
    "title_canon_sha256": "1658390ad1d8db54e07c886821a18fda6286e8d078e7018928377a550e9f8c16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.14771",
    "kind": "arxiv",
    "version": 3
  }
}