Pith Number

pith:2HCSTGN4

pith:2024:2HCSTGN4JEJT3S3X7MPHWSNK5K

not attested not anchored not stored refs pending

Robust radial basis function interpolation based on geodesic distance for the numerical coupling of multiphysics problems

Alfio Quarteroni, Francesco Regazzoni, Luca Dede', Michele Bucelli

arxiv:2403.03665 v1 · 2024-03-06 · 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{2HCSTGN4JEJT3S3X7MPHWSNK5K}

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	2026-07-05T07:52:51.381289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1c52999bc49133dcb77fb1e7b49aaeab64c284f1c374baf5461acd4c0540dbd

Aliases

arxiv: 2403.03665 · arxiv_version: 2403.03665v1 · doi: 10.48550/arxiv.2403.03665 · pith_short_12: 2HCSTGN4JEJT · pith_short_16: 2HCSTGN4JEJT3S3X · pith_short_8: 2HCSTGN4

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/2HCSTGN4JEJT3S3X7MPHWSNK5K \
  | 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: d1c52999bc49133dcb77fb1e7b49aaeab64c284f1c374baf5461acd4c0540dbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdf31294e2772d9e0f6f3526427c22ca2ba5fa494cd1a622a9bc18cb0430fc52",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-03-06T12:37:02Z",
    "title_canon_sha256": "57c65ddf03723344c506e821a2c10cd9ceca2de4849d7790b8088b121d983284"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.03665",
    "kind": "arxiv",
    "version": 1
  }
}