Pith Number

pith:5QSM4A5A

pith:2015:5QSM4A5ATYOXRSTWLAOEKAUNIK

not attested not anchored not stored refs pending

A semilinear equation involving the fractional Laplacian in $\mathbb{R}^n$

Yan Li

arxiv:1503.02224 v1 · 2015-03-07 · 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{5QSM4A5ATYOXRSTWLAOEKAUNIK}

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	2026-05-18T02:25:25.543724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec24ce03a09e1d78ca76581c45028d42af454ae44e30ff581ac324f0e0903c62

Aliases

arxiv: 1503.02224 · arxiv_version: 1503.02224v1 · doi: 10.48550/arxiv.1503.02224 · pith_short_12: 5QSM4A5ATYOX · pith_short_16: 5QSM4A5ATYOXRSTW · pith_short_8: 5QSM4A5A

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/5QSM4A5ATYOXRSTWLAOEKAUNIK \
  | 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: ec24ce03a09e1d78ca76581c45028d42af454ae44e30ff581ac324f0e0903c62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6d5684a2626baba2620c8d43a0fb56441f3fbf194a6b34ed09eebbb4cd77c27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-03-07T22:51:17Z",
    "title_canon_sha256": "e0a55bcfe942e027d09196937011c685541f55623fec0f80133c096f715287f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02224",
    "kind": "arxiv",
    "version": 1
  }
}