Pith Number

pith:BONJVKJ7

pith:2017:BONJVKJ7FI2VITBCNGRZSEMEJT

not attested not anchored not stored refs pending

Starshape of the superlevel sets of solutions to equations involving the fractional Laplacian in starshaped rings

Paolo Salani, Sven Jarohs, Tadeusz Kulczycki

arxiv:1701.02367 v2 · 2017-01-09 · 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{BONJVKJ7FI2VITBCNGRZSEMEJT}

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	2026-05-18T00:17:24.432844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b9a9aa93f2a35544c2269a39911844cdb2b3be8bf637e3780be4c3f7c60069e

Aliases

arxiv: 1701.02367 · arxiv_version: 1701.02367v2 · doi: 10.48550/arxiv.1701.02367 · pith_short_12: BONJVKJ7FI2V · pith_short_16: BONJVKJ7FI2VITBC · pith_short_8: BONJVKJ7

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/BONJVKJ7FI2VITBCNGRZSEMEJT \
  | 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: 0b9a9aa93f2a35544c2269a39911844cdb2b3be8bf637e3780be4c3f7c60069e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13df62951ab531c5ee92cc98c6d69712c2a5296cc4d9ced6e54c416f3c22427e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-01-09T21:53:57Z",
    "title_canon_sha256": "19a26218387aa32de04e9d8dfa9f7def8325da95803bbc23eadf9ee4c211ce50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02367",
    "kind": "arxiv",
    "version": 2
  }
}