Pith Number

pith:OH34EBSX

pith:2018:OH34EBSXRAEOPV5T3NCIE7ZJK4

not attested not anchored not stored refs pending

The Finite Model Property of Quasi-transitive Modal Logic

Minghui Ma, Zhe Lin

arxiv:1802.09240 v3 · 2018-02-26 · 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{OH34EBSXRAEOPV5T3NCIE7ZJK4}

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	2026-05-17T23:53:01.272348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71f7c206578808e7d7b3db44827f29570327b09833509c0a372e4292f71f018b

Aliases

arxiv: 1802.09240 · arxiv_version: 1802.09240v3 · doi: 10.48550/arxiv.1802.09240 · pith_short_12: OH34EBSXRAEO · pith_short_16: OH34EBSXRAEOPV5T · pith_short_8: OH34EBSX

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/OH34EBSXRAEOPV5T3NCIE7ZJK4 \
  | 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: 71f7c206578808e7d7b3db44827f29570327b09833509c0a372e4292f71f018b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae70972f53f456b8a6278bb51ec76a301eaa263edb458d19ed9108b2c71f149b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-02-26T10:35:11Z",
    "title_canon_sha256": "bef3d552a9b51abc612ef647afd3d6b3c0768acc3bcb2fa24ac1a725eefb0013"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09240",
    "kind": "arxiv",
    "version": 3
  }
}