Pith Number

pith:MHZANVQU

pith:2019:MHZANVQUVFE3K4WGI37IGD7D2R

not attested not anchored not stored refs pending

Intentional Computational Level Design

Ahmed Khalifa, Gabriella Barros, Julian Togelius, Michael Cerny Green

arxiv:1904.08972 v1 · 2019-04-18 · cs.AI · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MHZANVQUVFE3K4WGI37IGD7D2R}

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	2026-05-17T23:48:08.767459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61f206d614a949b572c646fe830fe3d45576b4db4dfe48864623a352d5cac488

Aliases

arxiv: 1904.08972 · arxiv_version: 1904.08972v1 · doi: 10.48550/arxiv.1904.08972 · pith_short_12: MHZANVQUVFE3 · pith_short_16: MHZANVQUVFE3K4WG · pith_short_8: MHZANVQU

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/MHZANVQUVFE3K4WGI37IGD7D2R \
  | 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: 61f206d614a949b572c646fe830fe3d45576b4db4dfe48864623a352d5cac488

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "110948ec9920aaca80aebe678e64d8d4b8fae86d5632efc2217d444d8cd8359d",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-04-18T19:10:58Z",
    "title_canon_sha256": "dcbc46188838a3b2192f7e02f25e11d9749a25b3e29fa4d4f33f93d69083ed93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08972",
    "kind": "arxiv",
    "version": 1
  }
}