Pith Number

pith:OYDNJY7N

pith:2018:OYDNJY7NCS4UWYXRNRPR2GPWJA

not attested not anchored not stored refs pending

Counting the Number of Quasiplatonic Topological Actions of the Cyclic Group on Surfaces

Charles Camacho

arxiv:1811.04042 v1 · 2018-11-09 · math.GN · math.CO · 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{OYDNJY7NCS4UWYXRNRPR2GPWJA}

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	2026-05-18T00:01:11.225896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7606d4e3ed14b94b62f16c5f1d19f6481c6083f0ab1cc7db6b7f453b30977431

Aliases

arxiv: 1811.04042 · arxiv_version: 1811.04042v1 · doi: 10.48550/arxiv.1811.04042 · pith_short_12: OYDNJY7NCS4U · pith_short_16: OYDNJY7NCS4UWYXR · pith_short_8: OYDNJY7N

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/OYDNJY7NCS4UWYXRNRPR2GPWJA \
  | 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: 7606d4e3ed14b94b62f16c5f1d19f6481c6083f0ab1cc7db6b7f453b30977431

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27f7d107caa245c874a44d9a4b0ba48f7134f0bc9dbb7ca6fcff954c223b8b85",
    "cross_cats_sorted": [
      "math.CO",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2018-11-09T17:56:21Z",
    "title_canon_sha256": "b1b427ccbef56000d7212a6b0dcf93622ff51e07d9f614af0d0e37ad14925a71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04042",
    "kind": "arxiv",
    "version": 1
  }
}