Pith Number

pith:6ZQNXVQM

pith:2018:6ZQNXVQMVVIRLJFKGNN6PACRBG

not attested not anchored not stored refs pending

A fast moving least squares approximation with adaptive Lagrangian mesh refinement for large scale immersed boundary simulations

Detlef Lohse, Marco D. de Tullio, Roberto Verzicco, Vamsi Spandan

arxiv:1805.01113 v1 · 2018-05-03 · 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{6ZQNXVQMVVIRLJFKGNN6PACRBG}

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	2026-05-18T00:04:58.627427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f660dbd60cad5115a4aa335be7805109b4724d2e1d03ec37b3f0e7ad6029b6c6

Aliases

arxiv: 1805.01113 · arxiv_version: 1805.01113v1 · doi: 10.48550/arxiv.1805.01113 · pith_short_12: 6ZQNXVQMVVIR · pith_short_16: 6ZQNXVQMVVIRLJFK · pith_short_8: 6ZQNXVQM

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/6ZQNXVQMVVIRLJFKGNN6PACRBG \
  | 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: f660dbd60cad5115a4aa335be7805109b4724d2e1d03ec37b3f0e7ad6029b6c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6fc3ccb6fb0b23d4c8cf61d42c53dd9f642cc9fe7ec3c1357e2bc9674aa32b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-05-03T04:53:16Z",
    "title_canon_sha256": "60c38946ce065ab1e071306137f9d44b9192c4f28b6a8af7ab14552ede590894"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01113",
    "kind": "arxiv",
    "version": 1
  }
}