Pith Number

pith:7KEG4AMT

pith:2015:7KEG4AMTVIJOLVS5IUCUT4F6MC

not attested not anchored not stored refs pending

Detecting topological and Banach fractals among zero-dimensional spaces

Filip Strobin, Magdalena Nowak, Taras Banakh

arxiv:1503.06396 v2 · 2015-03-22 · math.GN · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7KEG4AMTVIJOLVS5IUCUT4F6MC}

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	2026-05-18T01:20:17.326640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa886e0193aa12e5d65d450549f0be6083d8eef46a1fe23ad7028fcecd7455fc

Aliases

arxiv: 1503.06396 · arxiv_version: 1503.06396v2 · doi: 10.48550/arxiv.1503.06396 · pith_short_12: 7KEG4AMTVIJO · pith_short_16: 7KEG4AMTVIJOLVS5 · pith_short_8: 7KEG4AMT

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/7KEG4AMTVIJOLVS5IUCUT4F6MC \
  | 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: fa886e0193aa12e5d65d450549f0be6083d8eef46a1fe23ad7028fcecd7455fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69d69d0c4bf01a86e2e05a11991456e89af27d26103bf141a973cac4d6ef9eaa",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2015-03-22T07:05:20Z",
    "title_canon_sha256": "635116fe1500cc6ce0a767c41f3bc5c0310ad370b9857919b3c5b8f95377332b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06396",
    "kind": "arxiv",
    "version": 2
  }
}