Pith Number

pith:EQY7IKHK

pith:2018:EQY7IKHK6M4PZLB3BWKLSHMO6Y

not attested not anchored not stored refs pending

Positive powers of the Laplacian in the half-space under Dirichlet boundary conditions

Alberto Salda\~na, Mouhamed Moustapha Fall, Nicola Abatangelo, Serena Dipierro, Sven Jarohs

arxiv:1806.05128 v2 · 2018-06-13 · 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{EQY7IKHK6M4PZLB3BWKLSHMO6Y}

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	2026-05-18T00:08:20.557398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2431f428eaf338fcac3b0d94b91d8ef61dbc451ef65e1f23bdf49d40f6096ab3

Aliases

arxiv: 1806.05128 · arxiv_version: 1806.05128v2 · doi: 10.48550/arxiv.1806.05128 · pith_short_12: EQY7IKHK6M4P · pith_short_16: EQY7IKHK6M4PZLB3 · pith_short_8: EQY7IKHK

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/EQY7IKHK6M4PZLB3BWKLSHMO6Y \
  | 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: 2431f428eaf338fcac3b0d94b91d8ef61dbc451ef65e1f23bdf49d40f6096ab3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66c18444708d697664f18b4b2e1d3fccfe1e83d05fd3bdfb53ca75905a760b36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-06-13T16:03:42Z",
    "title_canon_sha256": "d7d182ddcbcb9a58d4e21a280864e247eb50e7d855e27325e9431144733a0f89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.05128",
    "kind": "arxiv",
    "version": 2
  }
}