Pith Number

pith:Z4FXTUCL

pith:2012:Z4FXTUCLZNY4F2AWYR4BDDNJRW

not attested not anchored not stored refs pending

Satisfiability vs. Finite Satisfiability in Elementary Modal Logics

Jakub Michaliszyn, Jan Otop, Piotr Witkowski

arxiv:1210.2481 v1 · 2012-10-09 · cs.LO · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4FXTUCLZNY4F2AWYR4BDDNJRW}

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	2026-05-18T03:43:41.378742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf0b79d04bcb71c2e816c478118da98dbed5730c6155ffe1afdc1fdff27f9d8c

Aliases

arxiv: 1210.2481 · arxiv_version: 1210.2481v1 · doi: 10.48550/arxiv.1210.2481 · pith_short_12: Z4FXTUCLZNY4 · pith_short_16: Z4FXTUCLZNY4F2AW · pith_short_8: Z4FXTUCL

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/Z4FXTUCLZNY4F2AWYR4BDDNJRW \
  | 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: cf0b79d04bcb71c2e816c478118da98dbed5730c6155ffe1afdc1fdff27f9d8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf7d0907b5dcedd5eed07977ea1ccd3e5527c6845c7109842c8adb3bf9cfd893",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2012-10-09T03:49:00Z",
    "title_canon_sha256": "cc83d4428e23a748d74000316ac9052adb40d768b847f41a225c9ce1d05c547c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.2481",
    "kind": "arxiv",
    "version": 1
  }
}