Pith Number

pith:6KLX6R5V

pith:2019:6KLX6R5VQ3J7TYCYU2ANPLTKF3

not attested not anchored not stored refs pending

A Linear-logical Reconstruction of Intuitionistic Modal Logic S4

Akira Yoshimizu, Yosuke Fukuda

arxiv:1904.10605 v1 · 2019-04-24 · 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{6KLX6R5VQ3J7TYCYU2ANPLTKF3}

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	2026-05-17T23:47:53.273583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2977f47b586d3f9e058a680d7ae6a2ef82a9e5cefe48d262f978bc49c5b5ea4

Aliases

arxiv: 1904.10605 · arxiv_version: 1904.10605v1 · doi: 10.48550/arxiv.1904.10605 · pith_short_12: 6KLX6R5VQ3J7 · pith_short_16: 6KLX6R5VQ3J7TYCY · pith_short_8: 6KLX6R5V

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/6KLX6R5VQ3J7TYCYU2ANPLTKF3 \
  | 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: f2977f47b586d3f9e058a680d7ae6a2ef82a9e5cefe48d262f978bc49c5b5ea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ba5a831f8143e2c7a3034605ec8f38596452e4e7ceb4b0a768f72e46b15666c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-04-24T02:02:43Z",
    "title_canon_sha256": "8638ebd7b5cdb6d5b476e01109dd16b054349934e8563bc547f9ff10c6c18c18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10605",
    "kind": "arxiv",
    "version": 1
  }
}