Pith Number

pith:6ZEQDLC2

pith:2018:6ZEQDLC2IX4QX52P2XIJKLZN2E

not attested not anchored not stored refs pending

On detectability of labeled Petri nets and finite automata

Alessandro Giua, Kuize Zhang

arxiv:1802.07551 v4 · 2018-02-21 · math.OC · 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{6ZEQDLC2IX4QX52P2XIJKLZN2E}

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	2026-05-17T23:41:56.402375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f64901ac5a45f90bf74fd5d0952f2dd102f3e05bee19a1e59a4140f864ac7a4c

Aliases

arxiv: 1802.07551 · arxiv_version: 1802.07551v4 · doi: 10.48550/arxiv.1802.07551 · pith_short_12: 6ZEQDLC2IX4Q · pith_short_16: 6ZEQDLC2IX4QX52P · pith_short_8: 6ZEQDLC2

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/6ZEQDLC2IX4QX52P2XIJKLZN2E \
  | 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: f64901ac5a45f90bf74fd5d0952f2dd102f3e05bee19a1e59a4140f864ac7a4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96c9c8bea3789e52d3a2008c04da1ae75b70b90a0df943d851175ddf2c523152",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-02-21T13:04:56Z",
    "title_canon_sha256": "bdcf88ff0fbdbb38e143b6456898ad44add584d093154e7e348ee7c9be728dd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07551",
    "kind": "arxiv",
    "version": 4
  }
}