Pith Number

pith:B37ZQB5J

pith:2019:B37ZQB5JA54T5NACB27WLZ3TP6

not attested not anchored not stored refs pending

On the boundary H\"{o}lder regularity for the infinity Laplace equation

Kai Zhang, Leyun Wu, Yuanyuan Lian

arxiv:1901.06131 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{B37ZQB5JA54T5NACB27WLZ3TP6}

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	2026-05-17T23:56:04.465555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eff9807a907793eb4020ebf65e7737fae2baf7c1267033c2662c58f7aa066b2

Aliases

arxiv: 1901.06131 · arxiv_version: 1901.06131v1 · doi: 10.48550/arxiv.1901.06131 · pith_short_12: B37ZQB5JA54T · pith_short_16: B37ZQB5JA54T5NAC · pith_short_8: B37ZQB5J

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/B37ZQB5JA54T5NACB27WLZ3TP6 \
  | 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: 0eff9807a907793eb4020ebf65e7737fae2baf7c1267033c2662c58f7aa066b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58446a0ed1a4d91a9bc0fee752791f30e052d4af1dc9c6060fb7b48e1e95825a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-01-18T08:47:15Z",
    "title_canon_sha256": "78292d7d4711e4d349cd88234b9d938415418be0b692f0310f6329f875f77af2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06131",
    "kind": "arxiv",
    "version": 1
  }
}