Pith Number

pith:B5LF4HZH

pith:2019:B5LF4HZHJGLGUT4CJMBWUWDJI3

not attested not anchored not stored refs pending

Weak maximum principle for biharmonic equations in quasiconvex Lipschitz domains

Jinping Zhuge

arxiv:1907.10857 v1 · 2019-07-25 · 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{B5LF4HZHJGLGUT4CJMBWUWDJI3}

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	2026-05-17T23:39:34.292690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f565e1f2749966a4f824b036a586946dea8f1a2567230b52c85d09c353e41a3

Aliases

arxiv: 1907.10857 · arxiv_version: 1907.10857v1 · doi: 10.48550/arxiv.1907.10857 · pith_short_12: B5LF4HZHJGLG · pith_short_16: B5LF4HZHJGLGUT4C · pith_short_8: B5LF4HZH

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/B5LF4HZHJGLGUT4CJMBWUWDJI3 \
  | 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: 0f565e1f2749966a4f824b036a586946dea8f1a2567230b52c85d09c353e41a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59e02eb009323f4221341279536f040c83c9d873688aae6eaed13d2a649153bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-07-25T06:50:06Z",
    "title_canon_sha256": "ea147e800f0da2fcc185863768123d91858450f4336af12557ce3e8188f73234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10857",
    "kind": "arxiv",
    "version": 1
  }
}