Pith Number

pith:S5RYT4PR

pith:2014:S5RYT4PRXDAV4SNFHSPKGYHJM6

not attested not anchored not stored refs pending

Towards a System Model for UML. The Structural Data Model

Bernhard Rumpe, Manfred Broy, Maria Victoria Cengarle

arxiv:1409.6613 v1 · 2014-09-22 · 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{S5RYT4PRXDAV4SNFHSPKGYHJM6}

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	2026-05-18T02:42:06.709968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

976389f1f1b8c15e49a53c9ea360e967a6d1def4f3b82eeaeff4f61f8adf6e21

Aliases

arxiv: 1409.6613 · arxiv_version: 1409.6613v1 · doi: 10.48550/arxiv.1409.6613 · pith_short_12: S5RYT4PRXDAV · pith_short_16: S5RYT4PRXDAV4SNF · pith_short_8: S5RYT4PR

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/S5RYT4PRXDAV4SNFHSPKGYHJM6 \
  | 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: 976389f1f1b8c15e49a53c9ea360e967a6d1def4f3b82eeaeff4f61f8adf6e21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2972ebab1d112652139f6ea84aeb98a831f2ab55e884e5cdd94d797789f3bb12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-09-22T17:09:09Z",
    "title_canon_sha256": "c4dff722e5d7048a95856b6a89ecd9e3a0894cd4c1e00fc6aa53b10f0ee59e6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6613",
    "kind": "arxiv",
    "version": 1
  }
}