Pith Number

pith:ZUGQWWRJ

pith:2014:ZUGQWWRJ3XRLVL4YPNOY7NMLTR

not attested not anchored not stored refs pending

Delta Modeling for Software Architectures

Arne Haber, Bernhard Rumpe, Holger Rendel, Ina Schaefer

arxiv:1409.2358 v1 · 2014-09-08 · 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{ZUGQWWRJ3XRLVL4YPNOY7NMLTR}

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	2026-05-18T02:43:17.307452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd0d0b5a29dde2baaf987b5d8fb58b9c630c098d337205638389fae96b684c97

Aliases

arxiv: 1409.2358 · arxiv_version: 1409.2358v1 · doi: 10.48550/arxiv.1409.2358 · pith_short_12: ZUGQWWRJ3XRL · pith_short_16: ZUGQWWRJ3XRLVL4Y · pith_short_8: ZUGQWWRJ

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/ZUGQWWRJ3XRLVL4YPNOY7NMLTR \
  | 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: cd0d0b5a29dde2baaf987b5d8fb58b9c630c098d337205638389fae96b684c97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "784cab0963ac924a9179f673a444910fe906de2595b38da435fdaa42f37ee92e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-09-08T14:21:39Z",
    "title_canon_sha256": "1faa264f4b1bc64d50f92864e9e25cabd55e4ad0d7d9f20e7f4356a24da022fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2358",
    "kind": "arxiv",
    "version": 1
  }
}