Pith Number

pith:RN5DXBUM

pith:2015:RN5DXBUMI6QL7R7FTGHZOPR4TE

not attested not anchored not stored refs pending

On the complexity of topological conjugacy of Toeplitz subshifts

Marcin Sabok, Todor Tsankov

arxiv:1506.07671 v1 · 2015-06-25 · math.LO · 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{RN5DXBUMI6QL7R7FTGHZOPR4TE}

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	2026-05-18T01:38:51.151157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b7a3b868c47a0bfc7e5998f973e3c99146351128bdeb198bb007d5d46d18634

Aliases

arxiv: 1506.07671 · arxiv_version: 1506.07671v1 · doi: 10.48550/arxiv.1506.07671 · pith_short_12: RN5DXBUMI6QL · pith_short_16: RN5DXBUMI6QL7R7F · pith_short_8: RN5DXBUM

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/RN5DXBUMI6QL7R7FTGHZOPR4TE \
  | 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: 8b7a3b868c47a0bfc7e5998f973e3c99146351128bdeb198bb007d5d46d18634

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d77b90e8b7178c24624343a9872e15f02199a586ead459759b748a7e6363529d",
    "cross_cats_sorted": [
      "math.DS",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2015-06-25T09:08:21Z",
    "title_canon_sha256": "3e4480bffddbfeca48f5dadc8ffb64ee108979d2286fce55ee1a444781e8c250"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07671",
    "kind": "arxiv",
    "version": 1
  }
}