Pith Number

pith:CKMYQG76

pith:2015:CKMYQG767VNWMCIAIBHQ4FGQCY

not attested not anchored not stored refs pending

Semisimple Varieties of Implication Zroupoids

Hanamantagouda P. Sankappanavar, Juan M. Cornejo

arxiv:1509.08502 v1 · 2015-09-28 · 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{CKMYQG767VNWMCIAIBHQ4FGQCY}

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	2026-05-18T01:31:52.493882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1299881bfefd5b660900404f0e14d0162d97c8b688bfb440f7c89dcbb50b43ca

Aliases

arxiv: 1509.08502 · arxiv_version: 1509.08502v1 · doi: 10.48550/arxiv.1509.08502 · pith_short_12: CKMYQG767VNW · pith_short_16: CKMYQG767VNWMCIA · pith_short_8: CKMYQG76

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/CKMYQG767VNWMCIAIBHQ4FGQCY \
  | 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: 1299881bfefd5b660900404f0e14d0162d97c8b688bfb440f7c89dcbb50b43ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0ab864b173bbb164d2b26a224db2b5ba35572df3b0a28d51b19cf3cb155c104",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2015-09-28T20:50:50Z",
    "title_canon_sha256": "f7962f0e8b065a1f60cc9b9268ff620df7076a6f56886ce7c842d9ef6a4b116d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08502",
    "kind": "arxiv",
    "version": 1
  }
}