Pith Number

pith:5EWGQZVL

pith:2024:5EWGQZVLC55VU6AV6VWABGI2U4

not attested not anchored not stored refs pending

CK-MPM: A Compact-Kernel Material Point Method

Michael Liu, Minchen Li, Xinlei Wang

arxiv:2412.10399 v4 · 2024-12-04 · cs.GR · 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{5EWGQZVLC55VU6AV6VWABGI2U4}

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	2026-07-05T10:59:04.359658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e92c6866ab177b5a7815f56c00991aa738e8929f572d852ddd3f4d230d7a6921

Aliases

arxiv: 2412.10399 · arxiv_version: 2412.10399v4 · doi: 10.48550/arxiv.2412.10399 · pith_short_12: 5EWGQZVLC55V · pith_short_16: 5EWGQZVLC55VU6AV · pith_short_8: 5EWGQZVL

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/5EWGQZVLC55VU6AV6VWABGI2U4 \
  | 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: e92c6866ab177b5a7815f56c00991aa738e8929f572d852ddd3f4d230d7a6921

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da38ed7465d9291c096a534fae68bed99b28e1b47d2c845f3e05588700b7f99d",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2024-12-04T17:06:27Z",
    "title_canon_sha256": "5e308023f85228089ee6f21042c20390ecf1c813b77c7b921acb56b1e7dacba3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.10399",
    "kind": "arxiv",
    "version": 4
  }
}