Pith Number

pith:YH44JTH7

pith:2026:YH44JTH76IYHRSPKWGGXDVBA4Y

not attested not anchored not stored refs pending

Social Gym and SPaRTan: Benchmarking and Improving LLM Social Reasoning via Multi-Agent Game Tournaments

Keyu He, Maarten Sap, Xuhui Zhou

arxiv:2608.09128 v1 · 2026-08-10 · cs.CL · cs.AI · cs.MA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YH44JTH76IYHRSPKWGGXDVBA4Y}

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	2026-08-11T02:21:52.235314Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1f9c4ccfff23078c9eab18d71d420e6037fa5e48070451d4552878372128d60

Aliases

arxiv: 2608.09128 · arxiv_version: 2608.09128v1 · doi: 10.48550/arxiv.2608.09128 · pith_short_12: YH44JTH76IYH · pith_short_16: YH44JTH76IYHRSPK · pith_short_8: YH44JTH7

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/YH44JTH76IYHRSPKWGGXDVBA4Y \
  | 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: c1f9c4ccfff23078c9eab18d71d420e6037fa5e48070451d4552878372128d60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "411a07d38082e7c5ef6e4ae18fdb278807687af56a38c5deccc6b08cd0b64885",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.MA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-08-10T05:12:56Z",
    "title_canon_sha256": "3f4133f258ff38a23e2a0aad70a0972c461b623c60ff571a522fbfe8fa6ca378"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.09128",
    "kind": "arxiv",
    "version": 1
  }
}