Pith Number

pith:GEE3WYPX

pith:2013:GEE3WYPXI56EZGOVO4QAINHV2R

not attested not anchored not stored refs pending

A Nitsche-based cut finite element method for a fluid--structure interaction problem

Anders Logg, Andre Massing, Marie E. Rognes, Mats G. Larson

arxiv:1311.2431 v2 · 2013-11-11 · 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{GEE3WYPXI56EZGOVO4QAINHV2R}

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	2026-05-18T01:22:24.699177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3109bb61f7477c4c99d577200434f5d443e29c84bd09183a0b3e3c8c7adf501a

Aliases

arxiv: 1311.2431 · arxiv_version: 1311.2431v2 · doi: 10.48550/arxiv.1311.2431 · pith_short_12: GEE3WYPXI56E · pith_short_16: GEE3WYPXI56EZGOV · pith_short_8: GEE3WYPX

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/GEE3WYPXI56EZGOVO4QAINHV2R \
  | 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: 3109bb61f7477c4c99d577200434f5d443e29c84bd09183a0b3e3c8c7adf501a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a3e4e71a2a2513e53c987e33992cefc4ce0d5d7bea1ba67a9cd9b410f08fbd8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-11-11T13:11:40Z",
    "title_canon_sha256": "259988744606b126509586cb2571497bcf72d3019fd9df90d54f85d19c226f63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2431",
    "kind": "arxiv",
    "version": 2
  }
}