Pith Number

pith:JYRN35IU

pith:2014:JYRN35IUTB24VXITJ2GYHHBYLB

not attested not anchored not stored refs pending

Towards a Semantics of Activity Diagrams with Semantic Variation Points

Bernhard Rumpe, Dirk Rei{\ss}, Hans Gr\"onninger

arxiv:1409.2366 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{JYRN35IUTB24VXITJ2GYHHBYLB}

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	2026-05-18T02:43:17.273680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e22ddf5149875cadd134e8d839c38587635983fe91f5b950d4f6e4efc0fce53

Aliases

arxiv: 1409.2366 · arxiv_version: 1409.2366v1 · doi: 10.48550/arxiv.1409.2366 · pith_short_12: JYRN35IUTB24 · pith_short_16: JYRN35IUTB24VXIT · pith_short_8: JYRN35IU

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/JYRN35IUTB24VXITJ2GYHHBYLB \
  | 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: 4e22ddf5149875cadd134e8d839c38587635983fe91f5b950d4f6e4efc0fce53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fd7b08c65f39344716094a6db07d9a06ce6adad380b1d78420d7638c7518b1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-09-08T14:34:58Z",
    "title_canon_sha256": "ee8bcafe47d7332cfa2460d23b294f97db235fa5051ea588c4ee575c6af8068f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2366",
    "kind": "arxiv",
    "version": 1
  }
}