Pith Number

pith:2CHXC3RZ

pith:2018:2CHXC3RZBLYAM7NQCIHXD2QE3Z

not attested not anchored not stored refs pending

Hopf Lemma and regularity results for quasilinear anisotropic elliptic equations

Berardino Sciunzi, Daniele Castorina, Giuseppe Riey

arxiv:1810.12688 v2 · 2018-10-30 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2CHXC3RZBLYAM7NQCIHXD2QE3Z}

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	2026-05-17T23:53:50.405415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d08f716e390af0067db0120f71ea04de42289303954813314600830d718d58d3

Aliases

arxiv: 1810.12688 · arxiv_version: 1810.12688v2 · doi: 10.48550/arxiv.1810.12688 · pith_short_12: 2CHXC3RZBLYA · pith_short_16: 2CHXC3RZBLYAM7NQ · pith_short_8: 2CHXC3RZ

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/2CHXC3RZBLYAM7NQCIHXD2QE3Z \
  | 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: d08f716e390af0067db0120f71ea04de42289303954813314600830d718d58d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "806665a5896587a7ac6ece937d1f67b0ff123752b9434c72efd20d6ab02f7dc4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-10-30T12:03:25Z",
    "title_canon_sha256": "8ff7b9ef355e0b6c7c20e281f280a024b9c4202c807408a9c0747cd92aa967d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12688",
    "kind": "arxiv",
    "version": 2
  }
}