Pith Number

pith:MKEAZCRO

pith:2011:MKEAZCRODDBCBLFTXZXEILW3A5

not attested not anchored not stored refs pending

Reduction of Many-valued into Two-valued Modal Logics

Zoran Majkic

arxiv:1103.0920 v1 · 2011-03-04 · cs.LO · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MKEAZCRODDBCBLFTXZXEILW3A5}

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	2026-05-18T04:27:26.036126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62880c8a2e18c220acb3be6e442edb076d3d8b24c823d9b75934903c8225d7c0

Aliases

arxiv: 1103.0920 · arxiv_version: 1103.0920v1 · doi: 10.48550/arxiv.1103.0920 · pith_short_12: MKEAZCRODDBC · pith_short_16: MKEAZCRODDBCBLFT · pith_short_8: MKEAZCRO

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/MKEAZCRODDBCBLFTXZXEILW3A5 \
  | 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: 62880c8a2e18c220acb3be6e442edb076d3d8b24c823d9b75934903c8225d7c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fffa4d00548d89319616dd62b559a5d85edeecbd0afd9c770ccec2f36abe97f",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-03-04T15:21:37Z",
    "title_canon_sha256": "697a61caccda970926e706c0e5a8d7606aeb44a7a55cd24cd93ae364e79b9b21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0920",
    "kind": "arxiv",
    "version": 1
  }
}