Pith Number

pith:GOUCUTDQ

pith:2020:GOUCUTDQ7XN3IOBR5JX3U5NYCF

not attested not anchored not stored refs pending

KYPO4INDUSTRY: A Testbed for Teaching Cybersecurity of Industrial Control Systems

Jan Vykopal, Karel Slav\'i\v{c}ek, Pavel \v{C}eleda, Valdemar \v{S}v\'abensk\'y

arxiv:2004.11575 v1 · 2020-04-24 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GOUCUTDQ7XN3IOBR5JX3U5NYCF}

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	2026-07-05T00:57:55.408527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33a82a4c70fddbb43831ea6fba75b8116cb48317cc1ae0f68cf7f10866e7758a

Aliases

arxiv: 2004.11575 · arxiv_version: 2004.11575v1 · doi: 10.48550/arxiv.2004.11575 · pith_short_12: GOUCUTDQ7XN3 · pith_short_16: GOUCUTDQ7XN3IOBR · pith_short_8: GOUCUTDQ

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/GOUCUTDQ7XN3IOBR5JX3U5NYCF \
  | 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: 33a82a4c70fddbb43831ea6fba75b8116cb48317cc1ae0f68cf7f10866e7758a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29f28aa46da41c7eca9c395e89c4178dd19ca29d1f5a08622d8fea916c6c6c3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-04-24T07:30:38Z",
    "title_canon_sha256": "f433ca1b5e53fc47c6f17b76546b32a3847993d1022ebabeedfa984ef54ebd0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.11575",
    "kind": "arxiv",
    "version": 1
  }
}