Pith Number

pith:RU2JDVK4

pith:2014:RU2JDVK4RJEDZHBAY6WFMCHZLH

not attested not anchored not stored refs pending

A dichotomy for some elementarily generated modal logics

Stanislav Kikot

arxiv:1406.5700 v2 · 2014-06-22 · 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{RU2JDVK4RJEDZHBAY6WFMCHZLH}

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	2026-05-18T02:26:02.656861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d3491d55c8a483c9c20c7ac5608f959de083d2bed23fefac259f4ff39a8bdc7

Aliases

arxiv: 1406.5700 · arxiv_version: 1406.5700v2 · doi: 10.48550/arxiv.1406.5700 · pith_short_12: RU2JDVK4RJED · pith_short_16: RU2JDVK4RJEDZHBA · pith_short_8: RU2JDVK4

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/RU2JDVK4RJEDZHBAY6WFMCHZLH \
  | 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: 8d3491d55c8a483c9c20c7ac5608f959de083d2bed23fefac259f4ff39a8bdc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09789f60c897a4712ea709950dbabfe863a4ed37c1ece72c6bcbd189d8e849ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-06-22T10:46:53Z",
    "title_canon_sha256": "facd331eec0ed967859937e49c629f6116e5cd0e3bd94a5e4edff8923d71f9e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5700",
    "kind": "arxiv",
    "version": 2
  }
}