Pith Number

pith:ICTJW3XN

pith:2023:ICTJW3XNLHEYJ4PWWYBKJOT2SU

not attested not anchored not stored refs pending

Monolithic Algebraic Multigrid Preconditioners for the Stokes Equations

Alexey Voronin, Luke N. Olson, Raymond Tuminaro, Scott MacLachlan

arxiv:2306.06795 v3 · 2023-06-11 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ICTJW3XNLHEYJ4PWWYBKJOT2SU}

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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

Nodal AMG Coarsening and Interpolation for PDE Systems

Receipt and verification

First computed	2026-07-05T09:01:24.725299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40a69b6eed59c984f1f6b602a4ba7a9523653073befbf37c804b01bc2a205b46

Aliases

arxiv: 2306.06795 · arxiv_version: 2306.06795v3 · doi: 10.48550/arxiv.2306.06795 · pith_short_12: ICTJW3XNLHEY · pith_short_16: ICTJW3XNLHEYJ4PW · pith_short_8: ICTJW3XN

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/ICTJW3XNLHEYJ4PWWYBKJOT2SU \
  | 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: 40a69b6eed59c984f1f6b602a4ba7a9523653073befbf37c804b01bc2a205b46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d344aaaaadf7b74fe86eb2b9385a33fe9acecbb129c033b511acbc7e0a1bf81",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-06-11T22:20:16Z",
    "title_canon_sha256": "33816daa66eadd65525cd2ec07c94db71df9c8523ebdf707f15187391834b14b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.06795",
    "kind": "arxiv",
    "version": 3
  }
}