Pith Number

pith:QCIRCEN4

pith:2018:QCIRCEN4HCWRARRCDJEBIOZN3K

not attested not anchored not stored refs pending

On real polynomial local homeomorphisms

Alexandre Fernandes, Zbigniew Jelonek

arxiv:1807.00855 v1 · 2018-07-02 · 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{QCIRCEN4HCWRARRCDJEBIOZN3K}

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	2026-05-18T00:11:46.241946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80911111bc38ad1046221a48143b2ddaba9d5ac15a08204ff3c762a79dfdbdab

Aliases

arxiv: 1807.00855 · arxiv_version: 1807.00855v1 · doi: 10.48550/arxiv.1807.00855 · pith_short_12: QCIRCEN4HCWR · pith_short_16: QCIRCEN4HCWRARRC · pith_short_8: QCIRCEN4

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/QCIRCEN4HCWRARRCDJEBIOZN3K \
  | 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: 80911111bc38ad1046221a48143b2ddaba9d5ac15a08204ff3c762a79dfdbdab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa29488545e33147b5b8e0f2439e896405a2bd6146525e97e4986a1a256b0ca9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2018-07-02T18:46:40Z",
    "title_canon_sha256": "7f9737a0bd813ab927f062a8c97cc8dd797302cc4b94feef68e5a645893ec4b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00855",
    "kind": "arxiv",
    "version": 1
  }
}