Pith Number

pith:QY22HVIP

pith:2017:QY22HVIPWFMCGDR53OACNPYUCQ

not attested not anchored not stored refs pending

Classification of finite W-groups

Fatemeh Bagherzadeh

arxiv:1708.02305 v1 · 2017-08-07 · math.NT · 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{QY22HVIPWFMCGDR53OACNPYUCQ}

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	2026-05-18T00:38:24.825387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8635a3d50fb158230e3ddb8026bf14142b4c7b725792a9de67a0d1d227d33d47

Aliases

arxiv: 1708.02305 · arxiv_version: 1708.02305v1 · doi: 10.48550/arxiv.1708.02305 · pith_short_12: QY22HVIPWFMC · pith_short_16: QY22HVIPWFMCGDR5 · pith_short_8: QY22HVIP

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/QY22HVIPWFMCGDR53OACNPYUCQ \
  | 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: 8635a3d50fb158230e3ddb8026bf14142b4c7b725792a9de67a0d1d227d33d47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3adc50799212d829ad270ff3cfc12cb6585bdd526845cc27486b3e376d50530f",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-08-07T21:07:58Z",
    "title_canon_sha256": "60490791042df872b93782166ec48a95b49263e709a76f018dcafc480b624115"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02305",
    "kind": "arxiv",
    "version": 1
  }
}