Pith Number

pith:HZGGJSG4

pith:2019:HZGGJSG4HRVLN7QKLJGLDHU36T

not attested not anchored not stored refs pending

Nektar++: enhancing the capability and application of high-fidelity spectral/$hp$ element methods

Andrea Cassinelli, Chris D. Cantwell, David Moxey, Douglas Serson, Ehsan Kazemi, Emilia Juda, Giacomo Castiglioni, Gianmarco Mengaldo, Hui Xu, Joaquim Peir\'o, Julian Marcon, Kilian Lackhove, Michael Turner, Robert M. Kirby, Sehun Chun, Spencer J. Sherwin, Yan Bao

arxiv:1906.03489 v2 · 2019-06-08 · cs.MS · cs.NA · math.NA · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZGGJSG4HRVLN7QKLJGLDHU36T}

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	2026-07-05T00:40:56.050609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e4c64c8dc3c6ab6fe0a5a4cb19e9bf4e0b8a1f763e45c8ed1087ef5edc96653

Aliases

arxiv: 1906.03489 · arxiv_version: 1906.03489v2 · doi: 10.48550/arxiv.1906.03489 · pith_short_12: HZGGJSG4HRVL · pith_short_16: HZGGJSG4HRVLN7QK · pith_short_8: HZGGJSG4

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/HZGGJSG4HRVLN7QKLJGLDHU36T \
  | 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: 3e4c64c8dc3c6ab6fe0a5a4cb19e9bf4e0b8a1f763e45c8ed1087ef5edc96653

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e69662046830ed4ed4e6865061837027a72478f9d4c6ff78ea05a745d5a3dba1",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2019-06-08T17:01:12Z",
    "title_canon_sha256": "f66e7b47d1f97ba198e0bcac6e00457bc025ddd67fd2b5fe70476e30dc2b832f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.03489",
    "kind": "arxiv",
    "version": 2
  }
}