Pith Number

pith:QL45ENQ2

pith:2021:QL45ENQ2BTQOGIT3J64DTG34TS

not attested not anchored not stored refs pending

Fast and Slow Enigmas and Parental Guidance

Jan Jakub\r{u}v, Josef Urban, Karel Chvalovsk\'y, Miroslav Ol\v{s}\'ak, Zarathustra Goertzel

arxiv:2107.06750 v1 · 2021-07-14 · 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{QL45ENQ2BTQOGIT3J64DTG34TS}

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	2026-07-05T02:58:07.858613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82f9d2361a0ce0e3227b4fb8399b7c9c9038417a8847942e5038a3e1d933c542

Aliases

arxiv: 2107.06750 · arxiv_version: 2107.06750v1 · doi: 10.48550/arxiv.2107.06750 · pith_short_12: QL45ENQ2BTQO · pith_short_16: QL45ENQ2BTQOGIT3 · pith_short_8: QL45ENQ2

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/QL45ENQ2BTQOGIT3J64DTG34TS \
  | 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: 82f9d2361a0ce0e3227b4fb8399b7c9c9038417a8847942e5038a3e1d933c542

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "110c861ae461dd5d7117c1b818dcfd2bd242ae15e3391950226c18594f2a0b3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-07-14T14:53:08Z",
    "title_canon_sha256": "323ebfac77e285ea052f297beb243363af15a01763391aab5397aacc85234a73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.06750",
    "kind": "arxiv",
    "version": 1
  }
}