Pith Number

pith:7T35DCQN

pith:2016:7T35DCQNBWNROAX7NXWRBT33I2

not attested not anchored not stored refs pending

On The Unrecognizability by Prime Graph for the Most Simple Group ${\rm {\bf PGL(2,9)}}$

Ali Mahmoudifar

arxiv:1601.01894 v1 · 2016-01-08 · 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{7T35DCQNBWNROAX7NXWRBT33I2}

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	2026-05-18T01:23:11.132778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcf7d18a0d0d9b1702ff6ded10cf7b46b3eee037ac7b907113d7f974c81dc6c4

Aliases

arxiv: 1601.01894 · arxiv_version: 1601.01894v1 · doi: 10.48550/arxiv.1601.01894 · pith_short_12: 7T35DCQNBWNR · pith_short_16: 7T35DCQNBWNROAX7 · pith_short_8: 7T35DCQN

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/7T35DCQNBWNROAX7NXWRBT33I2 \
  | 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: fcf7d18a0d0d9b1702ff6ded10cf7b46b3eee037ac7b907113d7f974c81dc6c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7264cb3c73be91f04cbbc95ff3715a721495938bd7acef4ab3c66ffe3b92207e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2016-01-08T15:02:14Z",
    "title_canon_sha256": "eebc3502c3e33685d0cb877c74ceed237d56494043ef29cec55aed1734145843"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.01894",
    "kind": "arxiv",
    "version": 1
  }
}