Pith Number

pith:3SZUVYLZ

pith:2018:3SZUVYLZQYULIQ7QSJ2MM7PVTE

not attested not anchored not stored refs pending

A convergent evolving finite element algorithm for mean curvature flow of closed surfaces

Bal\'azs Kov\'acs, Buyang Li, Christian Lubich

arxiv:1805.06667 v4 · 2018-05-17 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3SZUVYLZQYULIQ7QSJ2MM7PVTE}

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	2026-05-17T23:42:14.120815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcb34ae1798628b443f09274c67df5990effc17667815023d0fd0384843aa98f

Aliases

arxiv: 1805.06667 · arxiv_version: 1805.06667v4 · doi: 10.48550/arxiv.1805.06667 · pith_short_12: 3SZUVYLZQYUL · pith_short_16: 3SZUVYLZQYULIQ7Q · pith_short_8: 3SZUVYLZ

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/3SZUVYLZQYULIQ7QSJ2MM7PVTE \
  | 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: dcb34ae1798628b443f09274c67df5990effc17667815023d0fd0384843aa98f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc85e0f80f0953263442f5e1694951bb52684e9507905d4329bfd6e0c246ae8d",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-05-17T09:25:27Z",
    "title_canon_sha256": "588aabfad178d48d1b95e5e7b90ab77aec485284e074af577984400df059f55e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06667",
    "kind": "arxiv",
    "version": 4
  }
}