Pith Number

pith:XKTNHJ4K

pith:2020:XKTNHJ4KRCZYOMUDA2HM3CPYM5

not attested not anchored not stored refs pending

Chess as a Testing Grounds for the Oracle Approach to AI Safety

James D. Miller, Olle Haggstrom, Roman Yampolskiy, Stuart Armstrong

arxiv:2010.02911 v1 · 2020-10-06 · 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{XKTNHJ4KRCZYOMUDA2HM3CPYM5}

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	2026-07-05T01:40:54.903697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baa6d3a78a88b3873283068ecd89f86775a73fee1b9833484cb900d021f53c0e

Aliases

arxiv: 2010.02911 · arxiv_version: 2010.02911v1 · doi: 10.48550/arxiv.2010.02911 · pith_short_12: XKTNHJ4KRCZY · pith_short_16: XKTNHJ4KRCZYOMUD · pith_short_8: XKTNHJ4K

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/XKTNHJ4KRCZYOMUDA2HM3CPYM5 \
  | 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: baa6d3a78a88b3873283068ecd89f86775a73fee1b9833484cb900d021f53c0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "790393d1fd926856ae3753dda5e501ebfeffaf774a206d7e83b07e6051908d40",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2020-10-06T17:47:53Z",
    "title_canon_sha256": "0c708a6d7eb6422b8ce2c8f274d0a42aad89e2a46f312a77a1b2b6e789adea96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.02911",
    "kind": "arxiv",
    "version": 1
  }
}