Pith Number

pith:7D64NHW2

pith:2011:7D64NHW23ECXNNM2PAAAMK3IFL

not attested not anchored not stored refs pending

Test the Principle of Maximum Entropy in Constant Sum 2x2 Game:Evidence in Experimental Economics

Bin Xu, Hongen Zhang, Jianbo Zhang, Zhijian Wang

arxiv:1111.2405 v1 · 2011-11-10 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7D64NHW23ECXNNM2PAAAMK3IFL}

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	2026-05-18T01:59:42.784368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8fdc69edad90576b59a7800062b682afdebe254d3c73b15d00fc0c02373f3aa

Aliases

arxiv: 1111.2405 · arxiv_version: 1111.2405v1 · doi: 10.48550/arxiv.1111.2405 · pith_short_12: 7D64NHW23ECX · pith_short_16: 7D64NHW23ECXNNM2 · pith_short_8: 7D64NHW2

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/7D64NHW23ECXNNM2PAAAMK3IFL \
  | 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: f8fdc69edad90576b59a7800062b682afdebe254d3c73b15d00fc0c02373f3aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c46f56f4f93ceb4b4e3800c321d099cf087528441cf78e86bc40ada35c70f19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2011-11-10T07:03:12Z",
    "title_canon_sha256": "c8319930945e5d02a69d66a821993101b6e2f3d42fc79d718cc9bcdff26d6001"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.2405",
    "kind": "arxiv",
    "version": 1
  }
}