Pith Number

pith:PNVMS3QX

pith:2020:PNVMS3QXALXMFWLPDZNQVRPDU6

not attested not anchored not stored refs pending

Contract-based Methodology for Developing Resilient Cyber-Infrastructure in the Industry 4.0 Era

(2) Delta Electronics Inc., Arvind Easwaran (1), Daniel Jun Xian Ng (1), Karthik Thangamariappan (2) ((1) Nanyang Technological University, Sidharta Andalam (1), Singapore, Singapore)

arxiv:2004.04442 v2 · 2020-04-09 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PNVMS3QXALXMFWLPDZNQVRPDU6}

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	2026-07-05T00:54:34.052261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b6ac96e1702eec2d96f1e5b0ac5e3a79f9dbd4e1d2a63a7275ebcfa8da32c02

Aliases

arxiv: 2004.04442 · arxiv_version: 2004.04442v2 · doi: 10.48550/arxiv.2004.04442 · pith_short_12: PNVMS3QXALXM · pith_short_16: PNVMS3QXALXMFWLP · pith_short_8: PNVMS3QX

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/PNVMS3QXALXMFWLPDZNQVRPDU6 \
  | 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: 7b6ac96e1702eec2d96f1e5b0ac5e3a79f9dbd4e1d2a63a7275ebcfa8da32c02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a79591e002fa11a7161a54f395015e671fb5a7e6d93d49321c21c0c7ce1d9e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2020-04-09T09:29:20Z",
    "title_canon_sha256": "ac37ae6b294995d6014b0463b3ec732c1fcbfd0fcb2afa4c3656593590a754de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.04442",
    "kind": "arxiv",
    "version": 2
  }
}