Pith Number

pith:5BAZTA3X

pith:2018:5BAZTA3XUK4JZIZOWK3F74UCP4

not attested not anchored not stored refs pending

Can rationality be measured?

Tshilidzi Marwala

arxiv:1812.10144 v1 · 2018-12-25 · 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{5BAZTA3XUK4JZIZOWK3F74UCP4}

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	2026-05-17T23:57:24.980993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e841998377a2b89ca32eb2b65ff2827f045e8ddcd1d9891f8aea945b916f0d46

Aliases

arxiv: 1812.10144 · arxiv_version: 1812.10144v1 · doi: 10.48550/arxiv.1812.10144 · pith_short_12: 5BAZTA3XUK4J · pith_short_16: 5BAZTA3XUK4JZIZO · pith_short_8: 5BAZTA3X

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/5BAZTA3XUK4JZIZOWK3F74UCP4 \
  | 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: e841998377a2b89ca32eb2b65ff2827f045e8ddcd1d9891f8aea945b916f0d46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a198011e4996b2203c7cfca468409db823f12e5ffaef3ae1f017d7ba6380218",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-12-25T17:52:39Z",
    "title_canon_sha256": "b11f0a761419c08e5e8604e2b6eb82105af042ef3e0a9012ee7ffe2f8304c0bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.10144",
    "kind": "arxiv",
    "version": 1
  }
}