Pith Number

pith:TY4YMRR2

pith:2018:TY4YMRR2Q7YF24GEJ45SAPAJHI

not attested not anchored not stored refs pending

On the iteration of quasimeromorphic mappings

Luke Warren

arxiv:1805.00454 v2 · 2018-05-01 · math.DS · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TY4YMRR2Q7YF24GEJ45SAPAJHI}

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	2026-05-18T00:16:53.110914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e3986463a87f05d70c44f3b203c093a04c96468ef9ee96bb4e515a15e40d2d9

Aliases

arxiv: 1805.00454 · arxiv_version: 1805.00454v2 · doi: 10.48550/arxiv.1805.00454 · pith_short_12: TY4YMRR2Q7YF · pith_short_16: TY4YMRR2Q7YF24GE · pith_short_8: TY4YMRR2

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/TY4YMRR2Q7YF24GEJ45SAPAJHI \
  | 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: 9e3986463a87f05d70c44f3b203c093a04c96468ef9ee96bb4e515a15e40d2d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8720e0b4c9e86f33312a21a9e03938098c4b066e74ed20f96c6a5f78cd4dd485",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-05-01T17:44:24Z",
    "title_canon_sha256": "ec688201aeaea43ffbb040f70c7079b6a84b6c5d4672f1d3aba1636320ef3b13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00454",
    "kind": "arxiv",
    "version": 2
  }
}