Pith Number

pith:J6RM4DBL

pith:2018:J6RM4DBLXE2HZMSRX2YJIKDIJ3

not attested not anchored not stored refs pending

Quasi-isometric rigidity of a class of right-angled Coxeter groups

Jordan Bounds, Xiangdong Xie

arxiv:1804.03123 v2 · 2018-04-09 · 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{J6RM4DBLXE2HZMSRX2YJIKDIJ3}

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	2026-05-18T00:04:13.025599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fa2ce0c2bb9347cb251beb09428684ec376674e1d7ddaa454bd55313aa9f5fc

Aliases

arxiv: 1804.03123 · arxiv_version: 1804.03123v2 · doi: 10.48550/arxiv.1804.03123 · pith_short_12: J6RM4DBLXE2H · pith_short_16: J6RM4DBLXE2HZMSR · pith_short_8: J6RM4DBL

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/J6RM4DBLXE2HZMSRX2YJIKDIJ3 \
  | 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: 4fa2ce0c2bb9347cb251beb09428684ec376674e1d7ddaa454bd55313aa9f5fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87cd5a360a52b6856c5596c00cb2d24d0a225db0bb4cf5516365b202c69c2bca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2018-04-09T17:44:58Z",
    "title_canon_sha256": "861a5079afa4defc1bd1582320c8ccd6fe6d0391a6083f8bff11c47d5d6925ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03123",
    "kind": "arxiv",
    "version": 2
  }
}