Pith Number

pith:OH3XZ22W

pith:2011:OH3XZ22WBLJ4DQJZ2H5B6TEMAI

not attested not anchored not stored refs pending

Some remarks on topological full groups of Cantor minimal systems II

Hiroki Matui

arxiv:1111.3134 v2 · 2011-11-14 · math.DS · 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{OH3XZ22WBLJ4DQJZ2H5B6TEMAI}

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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	2026-05-18T03:58:51.075338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71f77ceb560ad3c1c139d1fa1f4c8c0206f60b71e39a9ff4ee944eb154c2cf2b

Aliases

arxiv: 1111.3134 · arxiv_version: 1111.3134v2 · doi: 10.48550/arxiv.1111.3134 · pith_short_12: OH3XZ22WBLJ4 · pith_short_16: OH3XZ22WBLJ4DQJZ · pith_short_8: OH3XZ22W

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/OH3XZ22WBLJ4DQJZ2H5B6TEMAI \
  | 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: 71f77ceb560ad3c1c139d1fa1f4c8c0206f60b71e39a9ff4ee944eb154c2cf2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a32cd985914d41a60e36a8c7bf7426f86b02c589a12975ad8e2a7cd93b2554b",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2011-11-14T08:30:40Z",
    "title_canon_sha256": "fa9275940b173a7fdac7e02a5f4c4320635af70c48f35f7ec8d1177e8c5f289f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3134",
    "kind": "arxiv",
    "version": 2
  }
}