Pith Number

pith:HTSDV7OL

pith:2026:HTSDV7OLBXBIQP3D3UDCPWOOL2

not attested not anchored not stored refs pending

Variational Inference Using a Differentiable Multigrid Linear Solver

Andr\'es Ram\'irez, David F\"oger, Dominik J\"ustel, Hanieh Zandinejad, Laurin S\"oding, Philipp Frank, Philipp Gschwandtner, Philipp Haim, Philipp Mertsch, Ralf Kissmann, Torsten A. En{\ss}lin, Vo Hong Minh Phan

arxiv:2608.00760 v1 · 2026-08-01 · math.NA · cs.NA · physics.med-ph · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HTSDV7OLBXBIQP3D3UDCPWOOL2}

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	2026-08-04T01:54:53.715939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ce43afdcb0dc2883f63dd0627d9ce5e9b621f61eef34557436a7e91822e8519

Aliases

arxiv: 2608.00760 · arxiv_version: 2608.00760v1 · doi: 10.48550/arxiv.2608.00760 · pith_short_12: HTSDV7OLBXBI · pith_short_16: HTSDV7OLBXBIQP3D · pith_short_8: HTSDV7OL

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/HTSDV7OLBXBIQP3D3UDCPWOOL2 \
  | 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: 3ce43afdcb0dc2883f63dd0627d9ce5e9b621f61eef34557436a7e91822e8519

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19d3e71b082f0abd2a9c130cedabe5f8b06ef5b75920d8096f79aa350250b8d7",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.med-ph",
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-08-01T16:45:23Z",
    "title_canon_sha256": "6cb33600dda2cc1e4843423bc219e2a26abd7cd84176823f59a33a9a2df3e1d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.00760",
    "kind": "arxiv",
    "version": 1
  }
}