Pith Number

pith:WRYOSDHK

pith:2019:WRYOSDHKQ3HP3HFJIUWWPHGSY2

not attested not anchored not stored refs pending

A matrix-free approach for finite-strain hyperelastic problems using geometric multigrid

Daniel Arndt, Denis Davydov, Jean-Paul Pelteret, Paul Steinmann

arxiv:1904.13131 v1 · 2019-04-30 · math.NA · 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{WRYOSDHKQ3HP3HFJIUWWPHGSY2}

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	2026-05-17T23:47:22.083158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b470e90cea86cefd9ca9452d679cd2c687a18f6ce19f2f0ab342d72da014bff1

Aliases

arxiv: 1904.13131 · arxiv_version: 1904.13131v1 · doi: 10.48550/arxiv.1904.13131 · pith_short_12: WRYOSDHKQ3HP · pith_short_16: WRYOSDHKQ3HP3HFJ · pith_short_8: WRYOSDHK

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/WRYOSDHKQ3HP3HFJIUWWPHGSY2 \
  | 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: b470e90cea86cefd9ca9452d679cd2c687a18f6ce19f2f0ab342d72da014bff1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc34fe9f7e9e17f56e06fb440cd9c28c87a1de0af5a5eeb65589ee9691517ad2",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-04-30T10:07:47Z",
    "title_canon_sha256": "1e4325abbd0bdf7f2510b6bf19cec80b5aabf00404b80b8955f4d5493cd92a8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.13131",
    "kind": "arxiv",
    "version": 1
  }
}