Pith Number

pith:CWFNT4EC

pith:2017:CWFNT4ECHOXC7RD7BRL5OVJUQS

not attested not anchored not stored refs pending

Characterizing Lie groups by controlling their zero-dimensional subgroups

Dikran Dikranjan, Dmitri Shakhmatov

arxiv:1705.03425 v1 · 2017-05-09 · math.GN · 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{CWFNT4ECHOXC7RD7BRL5OVJUQS}

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	2026-05-18T00:22:11.001479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

158ad9f0823bae2fc47f0c57d75534848698f33da48bde960e224c8f1c0c2423

Aliases

arxiv: 1705.03425 · arxiv_version: 1705.03425v1 · doi: 10.48550/arxiv.1705.03425 · pith_short_12: CWFNT4ECHOXC · pith_short_16: CWFNT4ECHOXC7RD7 · pith_short_8: CWFNT4EC

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/CWFNT4ECHOXC7RD7BRL5OVJUQS \
  | 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: 158ad9f0823bae2fc47f0c57d75534848698f33da48bde960e224c8f1c0c2423

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abc6c30e29c96aaafc73e4a68fb148420f4468be560539c1c4596b33ab2a162d",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2017-05-09T16:54:27Z",
    "title_canon_sha256": "d4937a30bee47306027080fcb7767b855ad0299583636286da80fdb028bf9044"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03425",
    "kind": "arxiv",
    "version": 1
  }
}