Pith Number

pith:XA2NWZFR

pith:2018:XA2NWZFRIC67UJF4V57KFUQQKZ

not attested not anchored not stored refs pending

A Multirate Approach for Fluid-Structure Interaction Computation with Decoupled Methods

Lian Zhang, Mingchao Cai, Mo Mu

arxiv:1810.11933 v1 · 2018-10-29 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XA2NWZFRIC67UJF4V57KFUQQKZ}

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	2026-05-18T00:02:06.991254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b834db64b140bdfa24bcaf7ea2d210565e30bfc5b86cc911d29288a1d0ac959c

Aliases

arxiv: 1810.11933 · arxiv_version: 1810.11933v1 · doi: 10.48550/arxiv.1810.11933 · pith_short_12: XA2NWZFRIC67 · pith_short_16: XA2NWZFRIC67UJF4 · pith_short_8: XA2NWZFR

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/XA2NWZFRIC67UJF4V57KFUQQKZ \
  | 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: b834db64b140bdfa24bcaf7ea2d210565e30bfc5b86cc911d29288a1d0ac959c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c04f81be645827e4ea4474ff67e7ec047f6ed0e44ce12cc7a9a5615b5e510b87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-10-29T03:12:07Z",
    "title_canon_sha256": "b931d1e33785e9fb72acf1f7a3c379a8246ad94a8991f2e4cf914376f03c6e73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11933",
    "kind": "arxiv",
    "version": 1
  }
}