Pith Number

pith:TJQKG7T3

pith:2015:TJQKG7T3LI4A3W7YYTCV6CSDWF

not attested not anchored not stored refs pending

Bimodal logics with a `weakly connected' component without the finite model property

Agi Kurucz

arxiv:1502.05834 v1 · 2015-02-20 · 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{TJQKG7T3LI4A3W7YYTCV6CSDWF}

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	2026-05-18T00:32:45.092336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a60a37e7b5a380ddbf8c4c55f0a43b172d9b1d730cf0aec9e3fc5bb7cf9d5c4

Aliases

arxiv: 1502.05834 · arxiv_version: 1502.05834v1 · doi: 10.48550/arxiv.1502.05834 · pith_short_12: TJQKG7T3LI4A · pith_short_16: TJQKG7T3LI4A3W7Y · pith_short_8: TJQKG7T3

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/TJQKG7T3LI4A3W7YYTCV6CSDWF \
  | 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: 9a60a37e7b5a380ddbf8c4c55f0a43b172d9b1d730cf0aec9e3fc5bb7cf9d5c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0dd955de1cd22e010b0be170d32d35da3af603b8722aae6e2ccf7ec564fa6b0",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-02-20T11:25:32Z",
    "title_canon_sha256": "75913030b59b8866e53dc6c01f9c92aeb78cf2d245d53afc498cc1f8dec97584"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05834",
    "kind": "arxiv",
    "version": 1
  }
}