Pith Number

pith:K7EIMDHK

pith:2012:K7EIMDHKSMPTITKY4WO65FF5GO

not attested not anchored not stored refs pending

On p-central groups

Urban Jezernik

arxiv:1209.3467 v1 · 2012-09-16 · 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{K7EIMDHKSMPTITKY4WO65FF5GO}

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	2026-05-18T03:45:30.911382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57c8860cea931f344d58e59dee94bd339dc8cab667e02eb27c9f8acac4d0488c

Aliases

arxiv: 1209.3467 · arxiv_version: 1209.3467v1 · doi: 10.48550/arxiv.1209.3467 · pith_short_12: K7EIMDHKSMPT · pith_short_16: K7EIMDHKSMPTITKY · pith_short_8: K7EIMDHK

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/K7EIMDHKSMPTITKY4WO65FF5GO \
  | 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: 57c8860cea931f344d58e59dee94bd339dc8cab667e02eb27c9f8acac4d0488c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abd943d171171efdc4a653999ab9d38c8a66bb5d3b580d805e8e8aae49edc248",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2012-09-16T08:45:15Z",
    "title_canon_sha256": "2f70abae512e6a97305f4a581c72ad4c814d09273ce0cd078e3866e20dbae852"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3467",
    "kind": "arxiv",
    "version": 1
  }
}