Pith Number

pith:LH3YN7FI

pith:2026:LH3YN7FI5PKVFPWXYVKDWYBGAU

not attested not anchored not stored refs pending

Reduced Order Modeling of One-Dimensional Conservative PDEs via the Cumulative Distribution Transform

Aryan Saxena, Gustavo K. Rohde, Harbir Antil, Ivan V. Medri, Kristofor E. Pas, Roc\'io D\'iaz Mart\'in, Sarswati Shah

arxiv:2607.17066 v1 · 2026-07-19 · math.AP · cs.NA · 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{LH3YN7FI5PKVFPWXYVKDWYBGAU}

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	2026-07-21T01:21:13.136017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59f786fca8ebd552bed7c5543b602605143ff2edfef622d9901efbeb528fa0ce

Aliases

arxiv: 2607.17066 · arxiv_version: 2607.17066v1 · doi: 10.48550/arxiv.2607.17066 · pith_short_12: LH3YN7FI5PKV · pith_short_16: LH3YN7FI5PKVFPWX · pith_short_8: LH3YN7FI

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/LH3YN7FI5PKVFPWXYVKDWYBGAU \
  | 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: 59f786fca8ebd552bed7c5543b602605143ff2edfef622d9901efbeb528fa0ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db452d81094cf2f43ee8a4695f800685ca8e895eb196e2930dcc0453afed0ad7",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2026-07-19T04:20:24Z",
    "title_canon_sha256": "16464b64b14612a9f1b4132d57bb20434c39fb0d5f1852029ea6099e79318718"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.17066",
    "kind": "arxiv",
    "version": 1
  }
}