Pith Number

pith:5AFKNENX

pith:2018:5AFKNENXGFTKU2EDDVDU7G2BPL

not attested not anchored not stored refs pending

Challenge AI Mind: A Crowd System for Proactive AI Testing

Anbang Xu, Huimin Zhou, Rama Akkiraju, Siwei Fu, Xiaotong Liu

arxiv:1810.09030 v1 · 2018-10-21 · 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{5AFKNENXGFTKU2EDDVDU7G2BPL}

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	2026-05-18T00:02:41.185952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e80aa691b73166aa68831d474f9b417acc910fc788cc96035e46de302d1a8a2d

Aliases

arxiv: 1810.09030 · arxiv_version: 1810.09030v1 · doi: 10.48550/arxiv.1810.09030 · pith_short_12: 5AFKNENXGFTK · pith_short_16: 5AFKNENXGFTKU2ED · pith_short_8: 5AFKNENX

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/5AFKNENXGFTKU2EDDVDU7G2BPL \
  | 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: e80aa691b73166aa68831d474f9b417acc910fc788cc96035e46de302d1a8a2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "453ca1e776b79cd0e606db3c6ad88251f6267d29df452bb5a242c5a44db706a6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-10-21T21:13:48Z",
    "title_canon_sha256": "625959104c480a22c487816809d223239fc8f3ad079390a878e5e42070190f44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.09030",
    "kind": "arxiv",
    "version": 1
  }
}