Pith Number

pith:FJRYAOZL

pith:2020:FJRYAOZLMTNRNINLCPCB23QY5G

not attested not anchored not stored refs pending

An efficient computational framework for naval shape design and optimization problems by means of data-driven reduced order modeling techniques

Gianluca Gustin, Gianluigi Rozza, Gianpiero Lavini, Giulio Ortali, Nicola Demo

arxiv:2004.11201 v1 · 2020-04-23 · math.NA · cs.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{FJRYAOZLMTNRNINLCPCB23QY5G}

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	2026-07-05T07:35:14.905868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a63803b2b64db16a1ab13c41d6e18e99c32b8784af02927d516e1c341626cee

Aliases

arxiv: 2004.11201 · arxiv_version: 2004.11201v1 · doi: 10.48550/arxiv.2004.11201 · pith_short_12: FJRYAOZLMTNR · pith_short_16: FJRYAOZLMTNRNINL · pith_short_8: FJRYAOZL

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/FJRYAOZLMTNRNINLCPCB23QY5G \
  | 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: 2a63803b2b64db16a1ab13c41d6e18e99c32b8784af02927d516e1c341626cee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "180490f261c2e295f72babdd1f58a71bb07dcb2cc8eda2f64c5d5c89166cd041",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2020-04-23T14:54:51Z",
    "title_canon_sha256": "0abb33c8e886138a450672e9184b3f9de6105a4cfa848bdca67c3a11162aae76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.11201",
    "kind": "arxiv",
    "version": 1
  }
}