Pith Number

pith:TZWFTTD2

pith:2014:TZWFTTD2KEBCTQKYCCFIWPRJ3T

not attested not anchored not stored refs pending

An Institution for Simple UML State Machines

Alexander Knapp, Markus Roggenbach, Martin Glauer, Till Mossakowski

arxiv:1411.4495 v1 · 2014-11-17 · cs.SE · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TZWFTTD2KEBCTQKYCCFIWPRJ3T}

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	2026-05-18T02:35:45.624133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e6c59cc7a510229c158108a8b3e29dcdd7fba31c8c73e4ed5b8ed13126aa3ec

Aliases

arxiv: 1411.4495 · arxiv_version: 1411.4495v1 · doi: 10.48550/arxiv.1411.4495 · pith_short_12: TZWFTTD2KEBC · pith_short_16: TZWFTTD2KEBCTQKY · pith_short_8: TZWFTTD2

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/TZWFTTD2KEBCTQKYCCFIWPRJ3T \
  | 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: 9e6c59cc7a510229c158108a8b3e29dcdd7fba31c8c73e4ed5b8ed13126aa3ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e78f0ecd9627247cec0012d3efde503486bbb8695c48a4671574e60c36fa41d",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-11-17T14:41:07Z",
    "title_canon_sha256": "ba0e1fb95a5f4b36514577c11a0dcddc07f952fe3f5c5b59aa8835dbdd960455"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4495",
    "kind": "arxiv",
    "version": 1
  }
}