Pith Number

pith:CV4IFB7I

pith:2022:CV4IFB7IAC4FSP6CFHAL7QFXFC

not attested not anchored not stored refs pending

A Method for Deriving Technical Requirements of Digital Twins as Industrial Product-Service System Enablers

Andreas Riel, Georg Macher, J\"urgen Dobaj, Markus Egretzberger

arxiv:2208.03136 v2 · 2022-08-05 · 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{CV4IFB7IAC4FSP6CFHAL7QFXFC}

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	2026-07-05T04:47:29.571518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15788287e800b8593fc229c0bfc0b7289a9e93284f4ffb0209969d83ceecf340

Aliases

arxiv: 2208.03136 · arxiv_version: 2208.03136v2 · doi: 10.48550/arxiv.2208.03136 · pith_short_12: CV4IFB7IAC4F · pith_short_16: CV4IFB7IAC4FSP6C · pith_short_8: CV4IFB7I

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/CV4IFB7IAC4FSP6CFHAL7QFXFC \
  | 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: 15788287e800b8593fc229c0bfc0b7289a9e93284f4ffb0209969d83ceecf340

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "743dd4d46c9f7d6ab4b29cc6c15fc72aab9d90f6be5e1f771118a95753c11b43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2022-08-05T13:02:12Z",
    "title_canon_sha256": "6c39ecdb6c53ea5df151f50e8f2ee6965e4f1161fe638c5da3ab821d293a669b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.03136",
    "kind": "arxiv",
    "version": 2
  }
}