Pith Number

pith:2PGEROSJ

pith:2018:2PGEROSJ72IU7BXDVN6PMY7J5X

not attested not anchored not stored refs pending

Preconditioned nonlinear conjugate gradient method for micromagnetic energy minimization

Alexander Kovacs, Harald Oezelt, Johann Fischbacher, Lukas Exl, Markus Gusenbauer, Thomas Schrefl

arxiv:1801.03690 v1 · 2018-01-11 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2PGEROSJ72IU7BXDVN6PMY7J5X}

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	2026-05-18T00:02:45.300509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3cc48ba49fe914f86e3ab7cf663e9edff6755cabf87f935494bb895ee944621

Aliases

arxiv: 1801.03690 · arxiv_version: 1801.03690v1 · doi: 10.48550/arxiv.1801.03690 · pith_short_12: 2PGEROSJ72IU · pith_short_16: 2PGEROSJ72IU7BXD · pith_short_8: 2PGEROSJ

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/2PGEROSJ72IU7BXDVN6PMY7J5X \
  | 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: d3cc48ba49fe914f86e3ab7cf663e9edff6755cabf87f935494bb895ee944621

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "402be5207713fa86ca51a96bb90e86adcfa9249586b7cd2ffafde4b928d199c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-01-11T09:57:38Z",
    "title_canon_sha256": "0b7090d4d519b53dfa404f45ac5dd337279e1ae375608609d6409098bbd8a984"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03690",
    "kind": "arxiv",
    "version": 1
  }
}