Pith Number

pith:WWFLX7NV

pith:2014:WWFLX7NVLG5WSRZE672EBNSFZD

not attested not anchored not stored refs pending

Discrete models for fluid-structure interactions: the Finite Element Immersed Boundary Method

Daniele Boffi, Lucia Gastaldi

arxiv:1407.5261 v1 · 2014-07-20 · 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{WWFLX7NVLG5WSRZE672EBNSFZD}

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	2026-05-18T02:47:14.491621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b58abbfdb559bb694724f7f440b645c8e873ec1ccca9195c05e4dff125cb962c

Aliases

arxiv: 1407.5261 · arxiv_version: 1407.5261v1 · doi: 10.48550/arxiv.1407.5261 · pith_short_12: WWFLX7NVLG5W · pith_short_16: WWFLX7NVLG5WSRZE · pith_short_8: WWFLX7NV

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/WWFLX7NVLG5WSRZE672EBNSFZD \
  | 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: b58abbfdb559bb694724f7f440b645c8e873ec1ccca9195c05e4dff125cb962c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0df5e54b001c2be0e892f3ab863351c9c989b044685f6325ba01d2a4ece33085",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-07-20T09:48:56Z",
    "title_canon_sha256": "5999b27df19f8134aa20af424106a9f1b6389500b46fdba4d26ae937e1a45a3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5261",
    "kind": "arxiv",
    "version": 1
  }
}