Pith Number

pith:GATOYJQQ

pith:2018:GATOYJQQECBUN5ORUW5ZPI5RFN

not attested not anchored not stored refs pending

Model Order Reduction by means of Active Subspaces and Dynamic Mode Decomposition for Parametric Hull Shape Design Hydrodynamics

Andrea Mola, Gianluigi Rozza, Mahmoud Gadalla, Marco Tezzele, Nicola Demo

arxiv:1803.07377 v2 · 2018-03-20 · 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{GATOYJQQECBUN5ORUW5ZPI5RFN}

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	2026-05-18T00:01:29.967124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3026ec2610208346f5d1a5bb97a3b12b52f7eb185d50ecca8ceb6f6dc17aecaa

Aliases

arxiv: 1803.07377 · arxiv_version: 1803.07377v2 · doi: 10.48550/arxiv.1803.07377 · pith_short_12: GATOYJQQECBU · pith_short_16: GATOYJQQECBUN5OR · pith_short_8: GATOYJQQ

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/GATOYJQQECBUN5ORUW5ZPI5RFN \
  | 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: 3026ec2610208346f5d1a5bb97a3b12b52f7eb185d50ecca8ceb6f6dc17aecaa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe7afdbadb1b34bab061bdfae1a12c3201c5909ec098a2a7a27af65fdd58c829",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-03-20T11:31:53Z",
    "title_canon_sha256": "6c6d95e06cf8157c013f1d005a4dd97d6a5071b2d912777aae5dd5169d3f12aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07377",
    "kind": "arxiv",
    "version": 2
  }
}