Pith Number

pith:BCX6LEV3

pith:2020:BCX6LEV3M6V3QSWVL25D6VZJ36

not attested not anchored not stored refs pending

Multigrid preconditioners for the mixed finite element dynamical core of the LFRic atmospheric model

Christopher Maynard, Eike Hermann M\"uller, Thomas Melvin

arxiv:2002.00756 v2 · 2020-01-31 · physics.comp-ph · cs.DC · 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{BCX6LEV3M6V3QSWVL25D6VZJ36}

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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.

Cited by

1 paper in Pith

StructMG: A Fast and Scalable Structured Algebraic Multigrid

Receipt and verification

First computed	2026-07-05T02:02:19.509530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08afe592bb67abb84ad55eba3f5729df97a83f76e044af05e10c24820396541d

Aliases

arxiv: 2002.00756 · arxiv_version: 2002.00756v2 · doi: 10.48550/arxiv.2002.00756 · pith_short_12: BCX6LEV3M6V3 · pith_short_16: BCX6LEV3M6V3QSWV · pith_short_8: BCX6LEV3

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/BCX6LEV3M6V3QSWVL25D6VZJ36 \
  | 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: 08afe592bb67abb84ad55eba3f5729df97a83f76e044af05e10c24820396541d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "173048e45f2a3685f037fc67628e1f392b68f4f4f01583781abed99151ee18d3",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NA",
      "math.NA",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2020-01-31T11:16:55Z",
    "title_canon_sha256": "809f34d5f561120c1a71c34bb2712a4bc67e008a6718bfb0c6538a193652499f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.00756",
    "kind": "arxiv",
    "version": 2
  }
}