Pith Number

pith:JTHKO4M7

pith:2012:JTHKO4M7PWF5UMYZF7T6DWZIWP

not attested not anchored not stored refs pending

Minimal quasivarieties of semilattices over commutative groups

Ildik\'o V. Nagy

arxiv:1208.5579 v1 · 2012-08-28 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JTHKO4M7PWF5UMYZF7T6DWZIWP}

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	2026-05-18T03:46:58.308816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ccea7719f7d8bda33192fe7e1db28b3d6539b16f8ad0f431633a7c99c8c3a28

Aliases

arxiv: 1208.5579 · arxiv_version: 1208.5579v1 · doi: 10.48550/arxiv.1208.5579 · pith_short_12: JTHKO4M7PWF5 · pith_short_16: JTHKO4M7PWF5UMYZ · pith_short_8: JTHKO4M7

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/JTHKO4M7PWF5UMYZF7T6DWZIWP \
  | 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: 4ccea7719f7d8bda33192fe7e1db28b3d6539b16f8ad0f431633a7c99c8c3a28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48245f7648e486ab901fd47dda4681bbec126e7999fab3cd6525385adc8de985",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2012-08-28T07:57:30Z",
    "title_canon_sha256": "a226e67e5cbee118dd37b4712ab61e255be7b1397f239f4718d052c92f35f840"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5579",
    "kind": "arxiv",
    "version": 1
  }
}