Pith Number

pith:K7Y6JGR5

pith:2017:K7Y6JGR5HW4Y5TBOB4N5QRZCF4

not attested not anchored not stored refs pending

Dimension reduction in heterogeneous parametric spaces with application to naval engineering shape design problems

Andrea Mola, Filippo Salmoiraghi, Gianluigi Rozza, Marco Tezzele

arxiv:1709.03298 v3 · 2017-09-11 · 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{K7Y6JGR5HW4Y5TBOB4N5QRZCF4}

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	2026-05-18T00:03:37.269970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57f1e49a3d3db98ecc2e0f1bd847222f3a64543daef189f9843e03caf9777f89

Aliases

arxiv: 1709.03298 · arxiv_version: 1709.03298v3 · doi: 10.48550/arxiv.1709.03298 · pith_short_12: K7Y6JGR5HW4Y · pith_short_16: K7Y6JGR5HW4Y5TBO · pith_short_8: K7Y6JGR5

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/K7Y6JGR5HW4Y5TBOB4N5QRZCF4 \
  | 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: 57f1e49a3d3db98ecc2e0f1bd847222f3a64543daef189f9843e03caf9777f89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8d79538127ab1637c8fc93182e1f33c13d7848219e5f9c0b1e03c38f6ab78b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-09-11T08:52:09Z",
    "title_canon_sha256": "17215d8b97826f3b3183de162a00f25dbf712eb1bc5a8d04f781d9d9d5a41212"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03298",
    "kind": "arxiv",
    "version": 3
  }
}