Pith Number

pith:B3WXQDUZ

pith:2020:B3WXQDUZZ5ZYFYZJB5NTMRUN52

not attested not anchored not stored refs pending

Beware the evolving 'intelligent' web service! An integration architecture tactic to guard AI-first components

Alex Cummaudo, John Grundy, Mohamed Abdelrazek, Rajesh Vasa, Scott Barnett

arxiv:2005.13186 v1 · 2020-05-27 · cs.SE · 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{B3WXQDUZZ5ZYFYZJB5NTMRUN52}

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	2026-07-05T01:06:13.785766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eed780e99cf7382e3290f5b36468deea69b14f352ddb0db68c95f2ff60136fa

Aliases

arxiv: 2005.13186 · arxiv_version: 2005.13186v1 · doi: 10.48550/arxiv.2005.13186 · pith_short_12: B3WXQDUZZ5ZY · pith_short_16: B3WXQDUZZ5ZYFYZJ · pith_short_8: B3WXQDUZ

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/B3WXQDUZZ5ZYFYZJB5NTMRUN52 \
  | 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: 0eed780e99cf7382e3290f5b36468deea69b14f352ddb0db68c95f2ff60136fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47140fddbb68d24a461dafb10c36c9f9b7398b7aa1dcad3688c7f220b187d19f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2020-05-27T06:15:18Z",
    "title_canon_sha256": "be442af44e98702d15164425d5e59b7ede2bd8617adae3557aa9bd1c62dda40e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.13186",
    "kind": "arxiv",
    "version": 1
  }
}