Pith Number

pith:3U7E32G7

pith:2014:3U7E32G7BGW6BQWMKOJXGNSAZJ

not attested not anchored not stored refs pending

Palindromic words in simple groups

Andreas Thom, Elisabeth Fink

arxiv:1408.1821 v2 · 2014-08-08 · 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{3U7E32G7BGW6BQWMKOJXGNSAZJ}

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	2026-05-18T02:31:11.235582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd3e4de8df09ade0c2cc5393733640ca587aa4c85185e154a43019e1dd471ce1

Aliases

arxiv: 1408.1821 · arxiv_version: 1408.1821v2 · doi: 10.48550/arxiv.1408.1821 · pith_short_12: 3U7E32G7BGW6 · pith_short_16: 3U7E32G7BGW6BQWM · pith_short_8: 3U7E32G7

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/3U7E32G7BGW6BQWMKOJXGNSAZJ \
  | 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: dd3e4de8df09ade0c2cc5393733640ca587aa4c85185e154a43019e1dd471ce1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c4a1618389ba03bd477bdae09f48824e63b4b7b25c8c6383848e39ab7cf42d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-08-08T11:19:26Z",
    "title_canon_sha256": "90881e40c89d2e7444b1458f34f0fec63c80c088219536c93f3c6d929ed908a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1821",
    "kind": "arxiv",
    "version": 2
  }
}