Pith Number

pith:J2J2GXOR

pith:2019:J2J2GXORVUBSTIUVNBC326YATJ

not attested not anchored not stored refs pending

Regularity for fully nonlinear elliptic equations with oblique boundary conditions

Dongsheng Li, Kai Zhang

arxiv:1901.06135 v1 · 2019-01-18 · 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{J2J2GXORVUBSTIUVNBC326YATJ}

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	2026-05-17T23:56:04.452277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e93a35dd1ad0329a2956845bd7b009a6ba16f2cac05d12d106098193e00e3d5

Aliases

arxiv: 1901.06135 · arxiv_version: 1901.06135v1 · doi: 10.48550/arxiv.1901.06135 · pith_short_12: J2J2GXORVUBS · pith_short_16: J2J2GXORVUBSTIUV · pith_short_8: J2J2GXOR

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/J2J2GXORVUBSTIUVNBC326YATJ \
  | 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: 4e93a35dd1ad0329a2956845bd7b009a6ba16f2cac05d12d106098193e00e3d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d940d6fa8ebbc48e7cf95f8c8ceb4ba0e78b85a257b45ea69ab7f351dbcb0a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-01-18T08:51:53Z",
    "title_canon_sha256": "c19d7e38d24e82b7e1e4060c92527077b96fa27f8c9c8f6b3e6dacdf4cea0d7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06135",
    "kind": "arxiv",
    "version": 1
  }
}