Pith Number

pith:NDLTEXY6

pith:2026:NDLTEXY67D4MZELAQFZJGHWK2I

not attested not anchored not stored refs pending

A residually finite analogue of Kegel's theorem on splitting automorphisms

Alfonso Di Bartolo, Giovanni Falcone, K{\i}van\c{c} Ersoy

arxiv:2604.01011 v2 · 2026-04-01 · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDLTEXY67D4MZELAQFZJGHWK2I}

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	2026-06-12T01:09:25.670644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68d7325f1ef8f8cc91608172931ecad217446ba8d1a9e64b155998b2607bbd49

Aliases

arxiv: 2604.01011 · arxiv_version: 2604.01011v2 · doi: 10.48550/arxiv.2604.01011 · pith_short_12: NDLTEXY67D4M · pith_short_16: NDLTEXY67D4MZELA · pith_short_8: NDLTEXY6

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/NDLTEXY67D4MZELAQFZJGHWK2I \
  | 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: 68d7325f1ef8f8cc91608172931ecad217446ba8d1a9e64b155998b2607bbd49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d150551753161ea41b27ee68c96cd2db98e3709a98909de867f46807aa3a651",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2026-04-01T15:16:11Z",
    "title_canon_sha256": "a8e4f84f668c48bdab4796c8db293ca708b41bf27cde8156976b591f9112d226"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2604.01011",
    "kind": "arxiv",
    "version": 2
  }
}