Pith Number

pith:LWJWKDTJ

pith:2020:LWJWKDTJ642DC3FXBNXQYJIJJV

not attested not anchored not stored refs pending

AI from concrete to abstract: demystifying artificial intelligence to the general public

Cabral Lima, F\'abio Ferrentini Sampaio, Priscila Machado Vieira Lima, Rubens Lacerda Queiroz

arxiv:2006.04013 v6 · 2020-06-07 · cs.CY · cs.AI · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LWJWKDTJ642DC3FXBNXQYJIJJV}

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	2026-06-04T01:08:23.878048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d93650e69f734316cb70b6f0c25094d52f1eeb057b5ad37cd623c2608b6ce5b

Aliases

arxiv: 2006.04013 · arxiv_version: 2006.04013v6 · doi: 10.48550/arxiv.2006.04013 · pith_short_12: LWJWKDTJ642D · pith_short_16: LWJWKDTJ642DC3FX · pith_short_8: LWJWKDTJ

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/LWJWKDTJ642DC3FXBNXQYJIJJV \
  | 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: 5d93650e69f734316cb70b6f0c25094d52f1eeb057b5ad37cd623c2608b6ce5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47443b9c7163fbf0856cab0f448e8dba37c51daff9cf41979a456693ebeaf9bc",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-06-07T01:14:06Z",
    "title_canon_sha256": "01839e2fec87874fe87dc1e0ccc3ad7fdbdbc5805662ec5db735edb183c2a134"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.04013",
    "kind": "arxiv",
    "version": 6
  }
}