Pith Number

pith:RVWFY7ME

pith:2020:RVWFY7MEAPJUH7QTOJLUDWMIDL

not attested not anchored not stored refs pending

A multigrid accelerated eigensolver for the Hermitian Wilson-Dirac operator in lattice QCD

Andreas Frommer, Artur Strebel, Francesco Knechtli, Ian Zwaan, Karsten Kahl, Matthias Rottmann

arxiv:2004.08146 v2 · 2020-04-17 · hep-lat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RVWFY7MEAPJUH7QTOJLUDWMIDL}

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	2026-07-05T01:46:50.923639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d6c5c7d8403d343fe13725741d9881ae645c840265a99b68acfe292161c28ad

Aliases

arxiv: 2004.08146 · arxiv_version: 2004.08146v2 · doi: 10.48550/arxiv.2004.08146 · pith_short_12: RVWFY7MEAPJU · pith_short_16: RVWFY7MEAPJUH7QT · pith_short_8: RVWFY7ME

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/RVWFY7MEAPJUH7QTOJLUDWMIDL \
  | 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: 8d6c5c7d8403d343fe13725741d9881ae645c840265a99b68acfe292161c28ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff5c4359df46590dbdeb5d69e1150eba4a2b239d041252b37a18a6696babcade",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-lat",
    "submitted_at": "2020-04-17T09:55:57Z",
    "title_canon_sha256": "b934854bda222b5e864efd57f5113256b08e7883768752e5945f15f9bfd0e43a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.08146",
    "kind": "arxiv",
    "version": 2
  }
}