Pith Number

pith:33XHSUJT

pith:2023:33XHSUJT25MZ235ODITMXHDP4E

not attested not anchored not stored refs pending

CFR-p: Counterfactual Regret Minimization with Hierarchical Policy Abstraction, and its Application to Two-player Mahjong

Shiheng Wang

arxiv:2307.12087 v1 · 2023-07-22 · cs.AI · econ.GN · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33XHSUJT25MZ235ODITMXHDP4E}

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	2026-07-05T06:33:49.388621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

deee795133d7599d6fae1a26cb9c6fe10105da4ac21c796999e3faf093e64fc7

Aliases

arxiv: 2307.12087 · arxiv_version: 2307.12087v1 · doi: 10.48550/arxiv.2307.12087 · pith_short_12: 33XHSUJT25MZ · pith_short_16: 33XHSUJT25MZ235O · pith_short_8: 33XHSUJT

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/33XHSUJT25MZ235ODITMXHDP4E \
  | 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: deee795133d7599d6fae1a26cb9c6fe10105da4ac21c796999e3faf093e64fc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2f92f11e9b94ef834a7fea55f321d0f5df7481037cbf0a2975f99bfb4e68791",
    "cross_cats_sorted": [
      "econ.GN",
      "q-fin.EC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2023-07-22T14:38:47Z",
    "title_canon_sha256": "17e6563e4be3ae6e6f84b06ad6a07ef875fd1cda77877088de230681b26c424c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.12087",
    "kind": "arxiv",
    "version": 1
  }
}