Pith Number

pith:PXP6DKKN

pith:2018:PXP6DKKNJ6F6GZTW7XR4HRB6JM

not attested not anchored not stored refs pending

Efficient and flexible MATLAB implementation of 2D and 3D elastoplastic problems

Jan Valdman, Martin \v{C}erm\'ak, Stanislav Sysala

arxiv:1805.04155 v2 · 2018-05-10 · math.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{PXP6DKKNJ6F6GZTW7XR4HRB6JM}

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	2026-05-18T00:06:24.823380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ddfe1a94d4f8be36676fde3c3c43e4b3af12c20efba5d2a9bafb4b906e7a058

Aliases

arxiv: 1805.04155 · arxiv_version: 1805.04155v2 · doi: 10.48550/arxiv.1805.04155 · pith_short_12: PXP6DKKNJ6F6 · pith_short_16: PXP6DKKNJ6F6GZTW · pith_short_8: PXP6DKKN

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/PXP6DKKNJ6F6GZTW7XR4HRB6JM \
  | 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: 7ddfe1a94d4f8be36676fde3c3c43e4b3af12c20efba5d2a9bafb4b906e7a058

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbd59bd9dac50d7c43cc86239ac7751c24fe931dc759ecd72f702e58fdef5427",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-05-10T20:01:49Z",
    "title_canon_sha256": "dfe959ed240328d57c356400c5ab0ac6d74da2e42b984776830128e4d8d6fcea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04155",
    "kind": "arxiv",
    "version": 2
  }
}