Pith Number

pith:QZLSL7PX

pith:2019:QZLSL7PXUXQJ4R4T4P6SIH2I3I

not attested not anchored not stored refs pending

LTL to Smaller Self-Loop Alternating Automata and Back

Franti\v{s}ek Blahoudek, Jan Strej\v{c}ek, Juraj Major

arxiv:1908.04645 v2 · 2019-08-13 · 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{QZLSL7PXUXQJ4R4T4P6SIH2I3I}

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	2026-07-05T00:12:29.176920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

865725fdf7a5e09e4793e3fd241f48da06308731c8fa2c3540780c41f06a02f1

Aliases

arxiv: 1908.04645 · arxiv_version: 1908.04645v2 · doi: 10.48550/arxiv.1908.04645 · pith_short_12: QZLSL7PXUXQJ · pith_short_16: QZLSL7PXUXQJ4R4T · pith_short_8: QZLSL7PX

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/QZLSL7PXUXQJ4R4T4P6SIH2I3I \
  | 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: 865725fdf7a5e09e4793e3fd241f48da06308731c8fa2c3540780c41f06a02f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61ec47be7abd102065fe70d363022fa41e50d1a379470466779657bfe4087328",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2019-08-13T13:54:12Z",
    "title_canon_sha256": "792413df600d80b392e5dcacff51647f95f4050f6419a8855df10ba3396a8149"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04645",
    "kind": "arxiv",
    "version": 2
  }
}