Pith Number

pith:QNCDXAWE

pith:2026:QNCDXAWEJ3CIDU4RXQF6GDVYOF

not attested not anchored not stored refs pending

Taming Complexity in Intuitionistic Modal Logic: The Case of FIK and Its Shallow Calculus

CNRS), Czech Academy of Sciences), Han Gao (Institute of Computer Science, Nicola Olivetti (Aix-Marseille University

arxiv:2606.31877 v1 · 2026-06-30 · 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{QNCDXAWEJ3CIDU4RXQF6GDVYOF}

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	2026-07-01T01:18:18.258796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83443b82c44ec481d391bc0be30eb87150ca05e4ed558d8a01592328cb9aa030

Aliases

arxiv: 2606.31877 · arxiv_version: 2606.31877v1 · doi: 10.48550/arxiv.2606.31877 · pith_short_12: QNCDXAWEJ3CI · pith_short_16: QNCDXAWEJ3CIDU4R · pith_short_8: QNCDXAWE

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/QNCDXAWEJ3CIDU4RXQF6GDVYOF \
  | 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: 83443b82c44ec481d391bc0be30eb87150ca05e4ed558d8a01592328cb9aa030

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "366d4191fede4ed6275a1ace417d99340bfebb820f56e78efa1414c392d05d12",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-06-30T15:57:52Z",
    "title_canon_sha256": "bd0a88252dfddf1523bd7fcd3d6adab242ec32c3f2e13cd79475d51a4409c603"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31877",
    "kind": "arxiv",
    "version": 1
  }
}