Pith Number

pith:ONIJ4UFG

pith:2018:ONIJ4UFGOCQCEQQVMR4PIA4U7Z

not attested not anchored not stored refs pending

Choquet-Deny groups and the infinite conjugacy class property

Joshua Frisch, Omer Tamuz, Pooya Vahidi Ferdowsi, Yair Hartman

arxiv:1802.00751 v4 · 2018-02-02 · math.GR · math.DS · math.PR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ONIJ4UFGOCQCEQQVMR4PIA4U7Z}

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	2026-07-05T01:02:26.009150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73509e50a670a02242156478f40394fe466fb0cb9179c00ce59d85eea3bc2311

Aliases

arxiv: 1802.00751 · arxiv_version: 1802.00751v4 · doi: 10.48550/arxiv.1802.00751 · pith_short_12: ONIJ4UFGOCQC · pith_short_16: ONIJ4UFGOCQCEQQV · pith_short_8: ONIJ4UFG

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/ONIJ4UFGOCQCEQQVMR4PIA4U7Z \
  | 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: 73509e50a670a02242156478f40394fe466fb0cb9179c00ce59d85eea3bc2311

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13264e5791562c967d0dad946c51de124c61d4c975d0e492eb378d4a5d5183c8",
    "cross_cats_sorted": [
      "math.DS",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2018-02-02T16:18:02Z",
    "title_canon_sha256": "f562613d1d6415af1d03a231996db5aabcbffc6f215409643e670821cc427051"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00751",
    "kind": "arxiv",
    "version": 4
  }
}