Pith Number

pith:SZ7R2EEL

pith:2025:SZ7R2EELR3D5KU4GIFLRPGMPWG

not attested not anchored not stored refs pending

High-order adaptive discontinuous finite elements for the shallow water equations with sub-grid irregular bathymetry

Christian Ferrarin, Giuseppe Orlando, Luca Arpaia, Luca Bonaventura

arxiv:2505.18743 v2 · 2025-05-24 · cs.CE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SZ7R2EELR3D5KU4GIFLRPGMPWG}

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	2026-05-21T01:04:14.097259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

967f1d108b8ec7d55386415717998fb1951061a1eaf40f05853b049c1f40f823

Aliases

arxiv: 2505.18743 · arxiv_version: 2505.18743v2 · doi: 10.48550/arxiv.2505.18743 · pith_short_12: SZ7R2EELR3D5 · pith_short_16: SZ7R2EELR3D5KU4G · pith_short_8: SZ7R2EEL

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/SZ7R2EELR3D5KU4GIFLRPGMPWG \
  | 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: 967f1d108b8ec7d55386415717998fb1951061a1eaf40f05853b049c1f40f823

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0076d11a12e66e1a5b1586169c103385477de718fcd5d08369b53774166bcb1b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2025-05-24T15:21:44Z",
    "title_canon_sha256": "60bffc3bc71d05d3a8aeaecbac9e73003f727b76925896edb3e6deae6ea072e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.18743",
    "kind": "arxiv",
    "version": 2
  }
}