Pith Number

pith:QQKUKMYT

pith:2015:QQKUKMYTOYNPCC76RYQ3T6D56T

not attested not anchored not stored refs pending

The Information-theoretic and Algorithmic Approach to Human, Animal and Artificial Cognition

Hector Zenil, Jesper Tegn\'er, Nicolas Gauvrit

arxiv:1501.04242 v5 · 2015-01-17 · 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{QQKUKMYTOYNPCC76RYQ3T6D56T}

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	2026-05-18T01:23:48.375495Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8415453313761af10bfe8e21b9f87df4f3dd56bcf6c025f94ce1602b879a9c62

Aliases

arxiv: 1501.04242 · arxiv_version: 1501.04242v5 · doi: 10.48550/arxiv.1501.04242 · pith_short_12: QQKUKMYTOYNP · pith_short_16: QQKUKMYTOYNPCC76 · pith_short_8: QQKUKMYT

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/QQKUKMYTOYNPCC76RYQ3T6D56T \
  | 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: 8415453313761af10bfe8e21b9f87df4f3dd56bcf6c025f94ce1602b879a9c62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7560f504d9883485742c7e56e92cd315db9b86cc103f6dd2d72666ae456a981",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2015-01-17T22:55:48Z",
    "title_canon_sha256": "461f2fb43c23e274e26ef76819c95ab74d4e618424f96de91d55102f7d5461bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04242",
    "kind": "arxiv",
    "version": 5
  }
}