Pith Number

pith:SWECXXNY

pith:2014:SWECXXNYFFQLMFWQONHFQ3GAMW

not attested not anchored not stored refs pending

Superattracting fixed points of quasiregular mappings

Alastair Fletcher, Daniel A. Nicks

arxiv:1404.2778 v1 · 2014-04-10 · 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{SWECXXNYFFQLMFWQONHFQ3GAMW}

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	2026-05-17T23:53:14.506237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95882bddb82960b616d0734e586cc0659ec8ab5a7983e1465e85cb1957533230

Aliases

arxiv: 1404.2778 · arxiv_version: 1404.2778v1 · doi: 10.48550/arxiv.1404.2778 · pith_short_12: SWECXXNYFFQL · pith_short_16: SWECXXNYFFQLMFWQ · pith_short_8: SWECXXNY

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/SWECXXNYFFQLMFWQONHFQ3GAMW \
  | 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: 95882bddb82960b616d0734e586cc0659ec8ab5a7983e1465e85cb1957533230

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ac3c1a5910d4f6d04847d8a6a525b93ace4827996ac8d030bc7854e0d8b4c0a",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-04-10T11:53:11Z",
    "title_canon_sha256": "f804629cbe8a3d8ef19e3881a80e8d3191a76b9994fec5137ab344cd6df6b866"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2778",
    "kind": "arxiv",
    "version": 1
  }
}