Pith Number

pith:SZVITIDE

pith:2018:SZVITIDELTP5GAO7WOIOGXSZPA

not attested not anchored not stored refs pending

Dynamic logic assigned to automata

Ivan Chajda, Jan Paseka

arxiv:1809.04456 v1 · 2018-09-11 · cs.LO · math.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{SZVITIDELTP5GAO7WOIOGXSZPA}

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	2026-05-18T00:05:52.315799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

966a89a0645cdfd301dfb390e35e5978305376f01bc76e4d7209c2af51f98dfe

Aliases

arxiv: 1809.04456 · arxiv_version: 1809.04456v1 · doi: 10.48550/arxiv.1809.04456 · pith_short_12: SZVITIDELTP5 · pith_short_16: SZVITIDELTP5GAO7 · pith_short_8: SZVITIDE

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/SZVITIDELTP5GAO7WOIOGXSZPA \
  | 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: 966a89a0645cdfd301dfb390e35e5978305376f01bc76e4d7209c2af51f98dfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "719ff4c99ab3f91f455796bd10672071cabc2d3a97c880febc987977e0835351",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-09-11T10:58:20Z",
    "title_canon_sha256": "9bd42672a464328e70cb3a83c647c752ebe755c5dfd9402ddaa6761f9abe730e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04456",
    "kind": "arxiv",
    "version": 1
  }
}