Pith Number

pith:QA6OUCGD

pith:2020:QA6OUCGD52CQEU5TMLCVTKHVF2

not attested not anchored not stored refs pending

Finding Game Levels with the Right Difficulty in a Few Trials through Intelligent Trial-and-Error

David Ha, Miguel Gonz\'alez-Duque, Rasmus Berg Palm, Sebastian Risi

arxiv:2005.07677 v2 · 2020-05-15 · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QA6OUCGD52CQEU5TMLCVTKHVF2}

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

2 papers in Pith

Procedural Generation of First Person Shooter Maps using Map-Elites

Promptbreeder: Self-Referential Self-Improvement Via Prompt Evolution

Receipt and verification

First computed	2026-07-05T01:13:44.960493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

803cea08c3ee850253b362c559a8f52eb7615b307088deb3b8b07da7d1fb5891

Aliases

arxiv: 2005.07677 · arxiv_version: 2005.07677v2 · doi: 10.48550/arxiv.2005.07677 · pith_short_12: QA6OUCGD52CQ · pith_short_16: QA6OUCGD52CQEU5T · pith_short_8: QA6OUCGD

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/QA6OUCGD52CQEU5TMLCVTKHVF2 \
  | 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: 803cea08c3ee850253b362c559a8f52eb7615b307088deb3b8b07da7d1fb5891

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c351945beb6db79b6fdb4c07aeef29ff1347528fb63ed1dae368b9750be99fe0",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2020-05-15T17:48:18Z",
    "title_canon_sha256": "4163b483d1475efb88642dbaf970a821a0969ef57137fb8375ba837567e22896"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.07677",
    "kind": "arxiv",
    "version": 2
  }
}