Pith Number

pith:JFHW7USG

pith:2018:JFHW7USG22ASAEFQ43TVNSG657

not attested not anchored not stored refs pending

Constructing solvable groups with derived length four and four character degrees

Mark L. Lewis

arxiv:1803.00616 v1 · 2018-03-01 · 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{JFHW7USG22ASAEFQ43TVNSG657}

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	2026-05-18T00:22:08.384745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

494f6fd246d6812010b0e6e756c8deefc7d1deddbce8db4db27a450914a1a545

Aliases

arxiv: 1803.00616 · arxiv_version: 1803.00616v1 · doi: 10.48550/arxiv.1803.00616 · pith_short_12: JFHW7USG22AS · pith_short_16: JFHW7USG22ASAEFQ · pith_short_8: JFHW7USG

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/JFHW7USG22ASAEFQ43TVNSG657 \
  | 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: 494f6fd246d6812010b0e6e756c8deefc7d1deddbce8db4db27a450914a1a545

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a48870c4bc705b232a5a54f211299faa25126abaeec9cea50a711305f4be80b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2018-03-01T20:33:07Z",
    "title_canon_sha256": "6a433f7162dd4d55ef58efaf4a921f9e761b36e76f0be76844df2f3305ad56fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00616",
    "kind": "arxiv",
    "version": 1
  }
}