Pith Number

pith:VOSXDDBJ

pith:2017:VOSXDDBJNACX55U5SXMM2K7EM4

not attested not anchored not stored refs pending

CutFEM topology optimization of 3D laminar incompressible flow problems

Hernan Villanueva, Kurt Maute

arxiv:1702.02473 v1 · 2017-02-07 · math.OC · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VOSXDDBJNACX55U5SXMM2K7EM4}

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	2026-05-18T00:51:05.865271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aba5718c2968057ef69d95d8cd2be46715de84527b04be7689a9fa94280a97bc

Aliases

arxiv: 1702.02473 · arxiv_version: 1702.02473v1 · doi: 10.48550/arxiv.1702.02473 · pith_short_12: VOSXDDBJNACX · pith_short_16: VOSXDDBJNACX55U5 · pith_short_8: VOSXDDBJ

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/VOSXDDBJNACX55U5SXMM2K7EM4 \
  | 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: aba5718c2968057ef69d95d8cd2be46715de84527b04be7689a9fa94280a97bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ce8608080b53d4581e2eae3f19383e0aba1b2ebcb6d5c965e90b56fc718da4a",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-02-07T18:20:33Z",
    "title_canon_sha256": "fd08279f4a6b93ebf026e2cfc22ee11aeea943fa35f18f6b27476ee5634231f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02473",
    "kind": "arxiv",
    "version": 1
  }
}