Pith Number

pith:EIYFVKY7

pith:2016:EIYFVKY7I642MY3ZXUA5HV5RVY

not attested not anchored not stored refs pending

Finding Proofs in Tarskian Geometry

Larry Wos, Michael Beeson

arxiv:1606.07095 v1 · 2016-06-22 · cs.AI · cs.LO · 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{EIYFVKY7I642MY3ZXUA5HV5RVY}

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	2026-05-18T01:11:58.691107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22305aab1f47b9a66379bd01d3d7b1ae04395b64e6f26c2fb81f36827aed2249

Aliases

arxiv: 1606.07095 · arxiv_version: 1606.07095v1 · doi: 10.48550/arxiv.1606.07095 · pith_short_12: EIYFVKY7I642 · pith_short_16: EIYFVKY7I642MY3Z · pith_short_8: EIYFVKY7

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/EIYFVKY7I642MY3ZXUA5HV5RVY \
  | 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: 22305aab1f47b9a66379bd01d3d7b1ae04395b64e6f26c2fb81f36827aed2249

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53bd5123d4e95d8b08f0d183f15edead8259f8bf39f4247c13947ae4ac4be9a4",
    "cross_cats_sorted": [
      "cs.LO",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-06-22T20:39:23Z",
    "title_canon_sha256": "e0ca5f9a906b09b13c1684c2dc85b91cf21f129e13210b71c3c46fa59263445f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.07095",
    "kind": "arxiv",
    "version": 1
  }
}