Pith Number

pith:LIDKQ77E

pith:2013:LIDKQ77EDSJKBSCVHZPRCDKBXY

not attested not anchored not stored refs pending

The class of infinite dimensional quasipolaydic equality algebras is not finitely axiomatizable over its diagonal free reducts

Tarek Sayed Ahmed

arxiv:1302.0365 v1 · 2013-02-02 · 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{LIDKQ77EDSJKBSCVHZPRCDKBXY}

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	2026-05-18T03:29:37.943539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a06a87fe41c92a0c8553e5f110d41be158a5b680175928e46641f7a256773b2

Aliases

arxiv: 1302.0365 · arxiv_version: 1302.0365v1 · doi: 10.48550/arxiv.1302.0365 · pith_short_12: LIDKQ77EDSJK · pith_short_16: LIDKQ77EDSJKBSCV · pith_short_8: LIDKQ77E

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/LIDKQ77EDSJKBSCVHZPRCDKBXY \
  | 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: 5a06a87fe41c92a0c8553e5f110d41be158a5b680175928e46641f7a256773b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f92d8579a787765df98e6fc6986b31a8ad827da331f29830863bd67bd6b91a47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2013-02-02T11:04:48Z",
    "title_canon_sha256": "8e668f3d37f303272e83adaadd2240a18bc9e15af319f1be398d215c4ccf00fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0365",
    "kind": "arxiv",
    "version": 1
  }
}