Pith Number

pith:MB54KYL2

pith:2024:MB54KYL2AYKXOEHD2VYV72NVWL

not attested not anchored not stored refs pending

Projection-based model-order reduction via graph autoencoders suited for unstructured meshes

John G. Michopoulos, Justin W. Jaworski, Liam K. Magargal, Parisa Khodabakhshi, Steven N. Rodriguez

arxiv:2407.13669 v4 · 2024-07-18 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MB54KYL2AYKXOEHD2VYV72NVWL}

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	2026-06-25T01:18:33.753362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

607bc5617a06157710e3d5715fe9b5b2e3b57d17702b3f93dd7d004ba3a6f1ae

Aliases

arxiv: 2407.13669 · arxiv_version: 2407.13669v4 · doi: 10.48550/arxiv.2407.13669 · pith_short_12: MB54KYL2AYKX · pith_short_16: MB54KYL2AYKXOEHD · pith_short_8: MB54KYL2

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/MB54KYL2AYKXOEHD2VYV72NVWL \
  | 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: 607bc5617a06157710e3d5715fe9b5b2e3b57d17702b3f93dd7d004ba3a6f1ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a550e2221e2fd372550e72f257891d8dfa60d07f8f5172c934e38490f337199",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2024-07-18T16:44:16Z",
    "title_canon_sha256": "29332413b05e66c749e151cbcabfa29386c70652e0c00c3effd49b333d4df39d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.13669",
    "kind": "arxiv",
    "version": 4
  }
}