Pith Number

pith:BU274VQI

pith:2016:BU274VQIHUCZVRMB23TAOUZYP2

not attested not anchored not stored refs pending

Right-angled Coxeter groups with n-dimensional Sierpi\'nski compacta as boundaries

Jacek \'Swi\k{a}tkowski (Instytut Matematyczny, Poland), Uniwersytet Wroc{\l}awski, Wroc{\l}aw

arxiv:1603.02152 v1 · 2016-03-07 · 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{BU274VQIHUCZVRMB23TAOUZYP2}

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	2026-05-18T00:34:20.922567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d35fe56083d059ac581d6e60753387e9662c46d0c8266dc4576e6a92972bd6e

Aliases

arxiv: 1603.02152 · arxiv_version: 1603.02152v1 · doi: 10.48550/arxiv.1603.02152 · pith_short_12: BU274VQIHUCZ · pith_short_16: BU274VQIHUCZVRMB · pith_short_8: BU274VQI

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/BU274VQIHUCZVRMB23TAOUZYP2 \
  | 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: 0d35fe56083d059ac581d6e60753387e9662c46d0c8266dc4576e6a92972bd6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b80f4933d187f73831dbc2c3b2b861c4520e3ab3ca05635a0687778cda0c23b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-03-07T16:53:59Z",
    "title_canon_sha256": "3cb9aa9fe560d6065b3c5050f37e394c715cc6792c3eff35c84f722d6859559e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.02152",
    "kind": "arxiv",
    "version": 1
  }
}