Pith Number

pith:GJD2EKUV

pith:2019:GJD2EKUVBPEQ23BWSLKO3XILV7

not attested not anchored not stored refs pending

Learning Policies from Human Data for Skat

Christopher Solinas, Douglas Rebstock, Michael Buro

arxiv:1905.10907 v1 · 2019-05-27 · 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{GJD2EKUVBPEQ23BWSLKO3XILV7}

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.

Cited by

1 paper in Pith

Imperfect-Information Games on Quantum Computers: A Case Study in Skat

Receipt and verification

First computed	2026-05-17T23:45:03.448759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3247a22a950bc90d6c3692d4eddd0bafd8379497e429b034774cbc37ae4957be

Aliases

arxiv: 1905.10907 · arxiv_version: 1905.10907v1 · doi: 10.48550/arxiv.1905.10907 · pith_short_12: GJD2EKUVBPEQ · pith_short_16: GJD2EKUVBPEQ23BW · pith_short_8: GJD2EKUV

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/GJD2EKUVBPEQ23BWSLKO3XILV7 \
  | 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: 3247a22a950bc90d6c3692d4eddd0bafd8379497e429b034774cbc37ae4957be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bde84f7d6cef5e7cc38c6b1e3361f2708f0827765bbfdbb916507535eb6fb3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-05-27T00:05:44Z",
    "title_canon_sha256": "fc432d9ac699b7314fd5ac789c6db535a9524f4e1db03189669ba290e8588d99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10907",
    "kind": "arxiv",
    "version": 1
  }
}