Pith Number

pith:V3PCLW5G

pith:2018:V3PCLW5GJSTEE2DJXCI22J2WRB

not attested not anchored not stored refs pending

Geometrical representation theorems for cylindric-type algebras

Mohamed Khaled, Tarek Sayed Ahmed

arxiv:1811.02327 v1 · 2018-11-06 · 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{V3PCLW5GJSTEE2DJXCI22J2WRB}

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	2026-05-18T00:01:24.540293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aede25dba64ca6426869b891ad27568875624fbc8ef95fdc4af47557d1694f07

Aliases

arxiv: 1811.02327 · arxiv_version: 1811.02327v1 · doi: 10.48550/arxiv.1811.02327 · pith_short_12: V3PCLW5GJSTE · pith_short_16: V3PCLW5GJSTEE2DJ · pith_short_8: V3PCLW5G

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/V3PCLW5GJSTEE2DJXCI22J2WRB \
  | 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: aede25dba64ca6426869b891ad27568875624fbc8ef95fdc4af47557d1694f07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61270cb982c7e7ef67795bbf0e00f1e05181b07305f9dc8d131d983b7f563016",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-11-06T12:49:50Z",
    "title_canon_sha256": "bc933222bf909db9df0ac45ef638fcf58888397ec7535e804aefd3a1d1e9128b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02327",
    "kind": "arxiv",
    "version": 1
  }
}