Pith Number

pith:REJ6MG2M

pith:2019:REJ6MG2MK6K6Y7RFJBSQWDP2AB

not attested not anchored not stored refs pending

Evaluation of a Recommender System for Assisting Novice Game Designers

Andy Nealen, Angela Wang, Daniel Gopstein, Julian Togelius, Oded Nov, Tiago Machado

arxiv:1908.04629 v1 · 2019-08-13 · cs.AI · cs.HC · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{REJ6MG2MK6K6Y7RFJBSQWDP2AB}

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	2026-07-04T23:55:15.120110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8913e61b4c5795ec7e2548650b0dfa00493bd6edd5c52a467344491208725f40

Aliases

arxiv: 1908.04629 · arxiv_version: 1908.04629v1 · doi: 10.48550/arxiv.1908.04629 · pith_short_12: REJ6MG2MK6K6 · pith_short_16: REJ6MG2MK6K6Y7RF · pith_short_8: REJ6MG2M

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/REJ6MG2MK6K6Y7RFJBSQWDP2AB \
  | 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: 8913e61b4c5795ec7e2548650b0dfa00493bd6edd5c52a467344491208725f40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aefca242935667dcf9ba0ff5f06edacd925c45733896ccf8163152f3ac50a61",
    "cross_cats_sorted": [
      "cs.HC",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-08-13T13:22:51Z",
    "title_canon_sha256": "8a864aba86108f6f232f31481e265e4ee499a7b389db1fc14254a7aacdf8fdb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04629",
    "kind": "arxiv",
    "version": 1
  }
}