Pith Number

pith:EDO7PE2G

pith:2014:EDO7PE2G2J55Z6RFAWFQ6JOVNU

not attested not anchored not stored refs pending

Parameterized Verification of Graph Transformation Systems with Whole Neighbourhood Operations

Giorgio Delzanno, Jan St\"uckrath

arxiv:1407.4394 v2 · 2014-07-16 · 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{EDO7PE2G2J55Z6RFAWFQ6JOVNU}

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	2026-05-18T02:47:22.698050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20ddf79346d27bdcfa25058b0f25d56d2146715f8a68a187518216ecfce775a1

Aliases

arxiv: 1407.4394 · arxiv_version: 1407.4394v2 · doi: 10.48550/arxiv.1407.4394 · pith_short_12: EDO7PE2G2J55 · pith_short_16: EDO7PE2G2J55Z6RF · pith_short_8: EDO7PE2G

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/EDO7PE2G2J55Z6RFAWFQ6JOVNU \
  | 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: 20ddf79346d27bdcfa25058b0f25d56d2146715f8a68a187518216ecfce775a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e632c532242fe21f0923fd53e1d46aea713fc2c8025521987cfc044d3908413",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-07-16T17:51:44Z",
    "title_canon_sha256": "a505a6b99d9106946f7949e3c4cd5696d058a5a0e709085f0a52d5c0385671f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4394",
    "kind": "arxiv",
    "version": 2
  }
}