Pith Number

pith:ZE7N3YHM

pith:2019:ZE7N3YHMAYITNTEVOQNOYG73DM

not attested not anchored not stored refs pending

Hardness Results for the Synthesis of $b$-bounded Petri Nets (Technical Report)

Ronny Tredup

arxiv:1904.01094 v1 · 2019-03-17 · 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{ZE7N3YHMAYITNTEVOQNOYG73DM}

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	2026-05-17T23:49:37.900766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c93edde0ec061136cc95741aec1bfb1b0851a381062f3c086e64cc171484dffe

Aliases

arxiv: 1904.01094 · arxiv_version: 1904.01094v1 · doi: 10.48550/arxiv.1904.01094 · pith_short_12: ZE7N3YHMAYIT · pith_short_16: ZE7N3YHMAYITNTEV · pith_short_8: ZE7N3YHM

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/ZE7N3YHMAYITNTEVOQNOYG73DM \
  | 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: c93edde0ec061136cc95741aec1bfb1b0851a381062f3c086e64cc171484dffe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5469533e89eebd478c6d2d332308e76dd43d30d0f0cbc04d98523ea154c720f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-03-17T17:18:16Z",
    "title_canon_sha256": "3555140bb6c1b3be75054082651d511bf09b702ac16ea71e855bd396b71d5813"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01094",
    "kind": "arxiv",
    "version": 1
  }
}