Pith Number

pith:B7JQWV6E

pith:2025:B7JQWV6E6VN7O5J27G2M2I2TJ4

not attested not anchored not stored refs pending

A Decidable Bundled Fragment of First-Order Modal Logic Without Finite Model Property

Anantha Padmanabha, Varad Joshi

arxiv:2506.01421 v1 · 2025-06-02 · 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{B7JQWV6E6VN7O5J27G2M2I2TJ4}

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	2026-07-05T11:14:12.899121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fd30b57c4f55bf7753af9b4cd23534f3f19f62af7e0a129b5d7ec5f975e6806

Aliases

arxiv: 2506.01421 · arxiv_version: 2506.01421v1 · doi: 10.48550/arxiv.2506.01421 · pith_short_12: B7JQWV6E6VN7 · pith_short_16: B7JQWV6E6VN7O5J2 · pith_short_8: B7JQWV6E

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/B7JQWV6E6VN7O5J27G2M2I2TJ4 \
  | 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: 0fd30b57c4f55bf7753af9b4cd23534f3f19f62af7e0a129b5d7ec5f975e6806

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d39bee84250dfd1da16f2478adbd2efbaf59a9eba9219d8984584a30cc0ebc25",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2025-06-02T08:21:53Z",
    "title_canon_sha256": "ca5f502bcba840f9e18a78bef8f18a994bd272d2df1f9c6e21e71981d0e7a8ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.01421",
    "kind": "arxiv",
    "version": 1
  }
}