Pith Number

pith:NWT5IN67

pith:2014:NWT5IN67CQ2TAZLNJKJNBTM7U3

not attested not anchored not stored refs pending

Duality and universal models for the meet-implication fragment of IPC

Dick de Jongh, Dion Coumans, Nick Bezhanishvili, Samuel J. van Gool

arxiv:1403.0710 v2 · 2014-03-04 · 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{NWT5IN67CQ2TAZLNJKJNBTM7U3}

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	2026-05-18T02:09:54.692500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6da7d437df143530656d4a92d0cd9fa6c9b634234e6b07f78690f2664bd885b5

Aliases

arxiv: 1403.0710 · arxiv_version: 1403.0710v2 · doi: 10.48550/arxiv.1403.0710 · pith_short_12: NWT5IN67CQ2T · pith_short_16: NWT5IN67CQ2TAZLN · pith_short_8: NWT5IN67

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/NWT5IN67CQ2TAZLNJKJNBTM7U3 \
  | 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: 6da7d437df143530656d4a92d0cd9fa6c9b634234e6b07f78690f2664bd885b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee5ae400a72ac601438b02a34444c837ac6c815d313e09f6b188abcf8b3441d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-03-04T08:05:45Z",
    "title_canon_sha256": "60a26ccc482f50b9ad87c42bfdf3a977198e4d0a2fa0ee169f0b5c488e81f077"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0710",
    "kind": "arxiv",
    "version": 2
  }
}