Pith Number

pith:AE32SEEU

pith:2017:AE32SEEUOYJJ6O4HDWCFCTXGRY

not attested not anchored not stored refs pending

Tarski's Theorem on Intuitionistic logic, for polyhedra

Andrea Pedrini, Daniel McNeill, Nick Bezhanishvili, Vincenzo Marra

arxiv:1701.05094 v1 · 2017-01-18 · math.LO · math.GN · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AE32SEEUOYJJ6O4HDWCFCTXGRY}

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	2026-05-18T00:52:33.193914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0137a9109476129f3b871d84514ee68e02f8c91666461a79304d67200cd25f86

Aliases

arxiv: 1701.05094 · arxiv_version: 1701.05094v1 · doi: 10.48550/arxiv.1701.05094 · pith_short_12: AE32SEEUOYJJ · pith_short_16: AE32SEEUOYJJ6O4H · pith_short_8: AE32SEEU

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/AE32SEEUOYJJ6O4HDWCFCTXGRY \
  | 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: 0137a9109476129f3b871d84514ee68e02f8c91666461a79304d67200cd25f86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40014015d717ea9a3bf3432e00529f14258c91ac9af1325073e18eb19d822c0d",
    "cross_cats_sorted": [
      "math.GN",
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-01-18T15:20:39Z",
    "title_canon_sha256": "daf678dfdc123602ada698848d2429d91f1f5dacec8f9950e6a967575babe3d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05094",
    "kind": "arxiv",
    "version": 1
  }
}