Pith Number

pith:NNG3LILS

pith:2017:NNG3LILS7WRBUKR3GX6VX2AVSK

not attested not anchored not stored refs pending

Discretizations of the spectral fractional Laplacian on general domains with Dirichlet, Neumann, and Robin boundary conditions

F\'elix del Teso, Gianni Pagnini, Luca Gerardo-Giorda, Nicole Cusimano

arxiv:1708.03602 v2 · 2017-08-11 · math.NA · 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{NNG3LILS7WRBUKR3GX6VX2AVSK}

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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	2026-05-18T00:13:47.688856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b4db5a172fda21a2a3b35fd5be8159296eb35dd8666a0ea8bac4566cbfdb79f

Aliases

arxiv: 1708.03602 · arxiv_version: 1708.03602v2 · doi: 10.48550/arxiv.1708.03602 · pith_short_12: NNG3LILS7WRB · pith_short_16: NNG3LILS7WRBUKR3 · pith_short_8: NNG3LILS

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/NNG3LILS7WRBUKR3GX6VX2AVSK \
  | 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: 6b4db5a172fda21a2a3b35fd5be8159296eb35dd8666a0ea8bac4566cbfdb79f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ad893a4891be102489e0f7cd6ed91c2bcdb0b4f63e668ad1f63b86ca0022c86",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-08-11T16:23:07Z",
    "title_canon_sha256": "2346f69c25d55e76a49204b8bd15f7b9a2a66aac130e60f89e2e67eb9f8a587c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03602",
    "kind": "arxiv",
    "version": 2
  }
}