Pith Number

pith:VI2UWPS4

pith:2018:VI2UWPS46GE7SYSTSKCPJDFQWE

not attested not anchored not stored refs pending

On the length of arcs in labyrinth fractals

Gunther Leobacher, Ligia L. Cristea

arxiv:1810.06969 v1 · 2018-10-03 · math.DS · math.GN · 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{VI2UWPS46GE7SYSTSKCPJDFQWE}

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	2026-05-18T00:03:10.900888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa354b3e5cf189f962539284f48cb0b123430829c8d53b6771915f6c6686812c

Aliases

arxiv: 1810.06969 · arxiv_version: 1810.06969v1 · doi: 10.48550/arxiv.1810.06969 · pith_short_12: VI2UWPS46GE7 · pith_short_16: VI2UWPS46GE7SYST · pith_short_8: VI2UWPS4

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/VI2UWPS46GE7SYSTSKCPJDFQWE \
  | 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: aa354b3e5cf189f962539284f48cb0b123430829c8d53b6771915f6c6686812c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11f491a9357158a86daff25f88f750f426a0f44981ca80e69caab0aa8974ebb4",
    "cross_cats_sorted": [
      "math.GN",
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-10-03T15:19:30Z",
    "title_canon_sha256": "f80108bd00368cc5626dd090f0b36012231b704d173c0ddee3b14bd31960c45c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06969",
    "kind": "arxiv",
    "version": 1
  }
}