Pith Number

pith:SIU5SJOW

pith:2021:SIU5SJOW3PDAIUAEDWZ3MKFVIS

not attested not anchored not stored refs pending

Self-Referential Quality Diversity Through Differential Map-Elites

Julian Togelius, Tae Jong Choi

arxiv:2107.04964 v1 · 2021-07-11 · 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{SIU5SJOW3PDAIUAEDWZ3MKFVIS}

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	2026-07-05T02:56:44.847167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9229d925d6dbc60450041db3b628b5449477466996e2e06f61017389040b6df7

Aliases

arxiv: 2107.04964 · arxiv_version: 2107.04964v1 · doi: 10.48550/arxiv.2107.04964 · pith_short_12: SIU5SJOW3PDA · pith_short_16: SIU5SJOW3PDAIUAE · pith_short_8: SIU5SJOW

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/SIU5SJOW3PDAIUAEDWZ3MKFVIS \
  | 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: 9229d925d6dbc60450041db3b628b5449477466996e2e06f61017389040b6df7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c23a5e0764f0dc87bd9eded391e8fe76b5943bf82fef7585282378fbea9560a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2021-07-11T04:31:10Z",
    "title_canon_sha256": "c7848b4a7d55a32b8fd41500f7d1481b9ff499271288765f7166ae70eb62bbab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.04964",
    "kind": "arxiv",
    "version": 1
  }
}