Pith Number

pith:TM4YMBWC

pith:2011:TM4YMBWCZYEI3SKW2NPAXFMRMI

not attested not anchored not stored refs pending

Parameterized complexity results for 1-safe Petri nets

Kamal Lodaya, M. Praveen

arxiv:1106.2122 v1 · 2011-06-10 · cs.LO · cs.CC · cs.DS · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TM4YMBWCZYEI3SKW2NPAXFMRMI}

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	2026-05-18T04:20:13.611469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b398606c2ce088dc956d35e0b9591621f746e3432771ed8089463da0e114fa4

Aliases

arxiv: 1106.2122 · arxiv_version: 1106.2122v1 · doi: 10.48550/arxiv.1106.2122 · pith_short_12: TM4YMBWCZYEI · pith_short_16: TM4YMBWCZYEI3SKW · pith_short_8: TM4YMBWC

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/TM4YMBWCZYEI3SKW2NPAXFMRMI \
  | 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: 9b398606c2ce088dc956d35e0b9591621f746e3432771ed8089463da0e114fa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb990d923c555fb1669e00b756a06751be9511dbd1df8fe6727579b9b1f221e1",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DS",
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-06-10T17:11:53Z",
    "title_canon_sha256": "296d406a98dba7564926d159af6263a80ce7ae633ee27e889d372bc1dd15ee15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2122",
    "kind": "arxiv",
    "version": 1
  }
}