Pith Number

pith:TV2BQS57

pith:2018:TV2BQS57DNHMQQ3ENVTT6IVJQR

not attested not anchored not stored refs pending

A Consistent Spatially Adaptive Smoothed Particle Hydrodynamics Method for Fluid-Structure Interactions

Dan Negrut, Guannan Guo, Wei Hu, Wenxiao Pan, Xiaozhe Hu, Zhijie Xu

arxiv:1803.03374 v1 · 2018-03-09 · physics.flu-dyn · 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{TV2BQS57DNHMQQ3ENVTT6IVJQR}

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	2026-05-17T23:53:31.496568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d74184bbf1b4ec843646d673f22a9845c18cd466ec53fc105ee15ea0f2bafaa

Aliases

arxiv: 1803.03374 · arxiv_version: 1803.03374v1 · doi: 10.48550/arxiv.1803.03374 · pith_short_12: TV2BQS57DNHM · pith_short_16: TV2BQS57DNHMQQ3E · pith_short_8: TV2BQS57

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/TV2BQS57DNHMQQ3ENVTT6IVJQR \
  | 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: 9d74184bbf1b4ec843646d673f22a9845c18cd466ec53fc105ee15ea0f2bafaa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b26a67d568db3d16d1d150c2910bfc54f37385f211356ea0ebf33812e0654af",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-03-09T03:47:21Z",
    "title_canon_sha256": "ef4662f83f880dce07faf9bc5f9470e4dc9017082ee69d658772c6fae0329654"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03374",
    "kind": "arxiv",
    "version": 1
  }
}