Pith Number

pith:FPMGW4SH

pith:2018:FPMGW4SHMNCTZNFBI5NRK6G74J

not attested not anchored not stored refs pending

Acylindrically hyperbolic groups with exotic properties

A. Minasyan, D. Osin

arxiv:1804.08767 v2 · 2018-04-23 · math.GR · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPMGW4SHMNCTZNFBI5NRK6G74J}

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	2026-05-17T23:41:18.109014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bd86b724763453cb4a1475b1578dfe2767cc8cf119ff359d97daad419844f7b

Aliases

arxiv: 1804.08767 · arxiv_version: 1804.08767v2 · doi: 10.48550/arxiv.1804.08767 · pith_short_12: FPMGW4SHMNCT · pith_short_16: FPMGW4SHMNCTZNFB · pith_short_8: FPMGW4SH

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/FPMGW4SHMNCTZNFBI5NRK6G74J \
  | 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: 2bd86b724763453cb4a1475b1578dfe2767cc8cf119ff359d97daad419844f7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74d1504e06574a651cf3c9c2bfcfd91424ebb0060556b83e888d0c46c2516376",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2018-04-23T22:25:35Z",
    "title_canon_sha256": "aa2d5228f75d691621ac6bd55f14b5c96f615b787cda808def64730d93829874"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08767",
    "kind": "arxiv",
    "version": 2
  }
}