Pith Number

pith:RLYXR55B

pith:2018:RLYXR55BHOSFG6CU3IKWIXNAXA

not attested not anchored not stored refs pending

Who Killed Albert Einstein? From Open Data to Murder Mystery Games

Antonios Liapis, Gabriella A. B. Barros, Julian Togelius, Michael Cerny Green

arxiv:1802.05219 v1 · 2018-02-14 · 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{RLYXR55BHOSFG6CU3IKWIXNAXA}

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	2026-05-18T00:23:04.598863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8af178f7a13ba4537854da15645da0b83cbf9b22b80a8743a0ab3ad7336b15c8

Aliases

arxiv: 1802.05219 · arxiv_version: 1802.05219v1 · doi: 10.48550/arxiv.1802.05219 · pith_short_12: RLYXR55BHOSF · pith_short_16: RLYXR55BHOSFG6CU · pith_short_8: RLYXR55B

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/RLYXR55BHOSFG6CU3IKWIXNAXA \
  | 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: 8af178f7a13ba4537854da15645da0b83cbf9b22b80a8743a0ab3ad7336b15c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "620b2b1b7f63e89e992c11d61caec48c059e3839c0f9e7a0c3ec19c0248f4fd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-02-14T17:17:54Z",
    "title_canon_sha256": "d7197d6f637b36e71b019d4ed6fc5fb0591edb82f82e3f5cc62a4ef6ba3cb7ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05219",
    "kind": "arxiv",
    "version": 1
  }
}