Pith Number

pith:2MU7APKW

pith:2019:2MU7APKWEOFXSZVGKMYA2P72MY

not attested not anchored not stored refs pending

Automated Playtesting of Matching Tile Games

Christoffer Holmg{\aa}rd, Fernando de Mesentier Silva, Julian Togelius, Luvneesh Mugrai

arxiv:1907.06570 v1 · 2019-07-15 · 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{2MU7APKWEOFXSZVGKMYA2P72MY}

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	2026-05-17T23:40:37.400759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d329f03d56238b7966a653300d3ffa6629e604e5abd72922ab1c12bf7e8bf994

Aliases

arxiv: 1907.06570 · arxiv_version: 1907.06570v1 · doi: 10.48550/arxiv.1907.06570 · pith_short_12: 2MU7APKWEOFX · pith_short_16: 2MU7APKWEOFXSZVG · pith_short_8: 2MU7APKW

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/2MU7APKWEOFXSZVGKMYA2P72MY \
  | 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: d329f03d56238b7966a653300d3ffa6629e604e5abd72922ab1c12bf7e8bf994

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7a431726a8d6f09f56f972925c3a2aa64e60606cab44a5cc9e5b525dc859295",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-07-15T16:24:43Z",
    "title_canon_sha256": "a085ac6724b64744251ec6724f829df99ca209f4ad74496ce5f80ecb3ddf4ac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.06570",
    "kind": "arxiv",
    "version": 1
  }
}