Pith Number

pith:2PQFCI7L

pith:2017:2PQFCI7L7K4EGXT5QVMN53GCGT

not attested not anchored not stored refs pending

On principal congruences and the number of congruences of a lattice with more ideals than filters

Claudia Mure\c{s}an, G\'abor Cz\'edli

arxiv:1711.06394 v1 · 2017-11-17 · 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{2PQFCI7L7K4EGXT5QVMN53GCGT}

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	2026-05-18T00:30:21.223056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3e05123ebfab8435e7d8558deecc234fc86c861b579d55df40b1b929df0631f

Aliases

arxiv: 1711.06394 · arxiv_version: 1711.06394v1 · doi: 10.48550/arxiv.1711.06394 · pith_short_12: 2PQFCI7L7K4E · pith_short_16: 2PQFCI7L7K4EGXT5 · pith_short_8: 2PQFCI7L

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/2PQFCI7L7K4EGXT5QVMN53GCGT \
  | 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: d3e05123ebfab8435e7d8558deecc234fc86c861b579d55df40b1b929df0631f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74126872937d79da318a074fbc372d892987555b0497c759ad5bf9aa2ce8c40b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2017-11-17T04:15:54Z",
    "title_canon_sha256": "3647aa0a7b600fa18db6cb11ec521a1672565f3ac3fe51a1ae4a739f0ee92fd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06394",
    "kind": "arxiv",
    "version": 1
  }
}