Pith Number

pith:UDUGISQY

pith:2022:UDUGISQYLM3WXB54PNV6FUSYTC

not attested not anchored not stored refs pending

A Method for Computing Inverse Parametric PDE Problems with Random-Weight Neural Networks

Suchuan Dong, Yiran Wang

arxiv:2210.04338 v1 · 2022-10-09 · math.NA · cs.LG · cs.NA · physics.comp-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDUGISQYLM3WXB54PNV6FUSYTC}

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	2026-07-05T06:25:13.963394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0e8644a185b376b87bc7b6be2d2589888eaf32041f43456fd7b70d965db7b38

Aliases

arxiv: 2210.04338 · arxiv_version: 2210.04338v1 · doi: 10.48550/arxiv.2210.04338 · pith_short_12: UDUGISQYLM3W · pith_short_16: UDUGISQYLM3WXB54 · pith_short_8: UDUGISQY

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/UDUGISQYLM3WXB54PNV6FUSYTC \
  | 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: a0e8644a185b376b87bc7b6be2d2589888eaf32041f43456fd7b70d965db7b38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "276bf17636fe3bf76fe278691ef5e586fcc8ee87012cb744973c5712c31279c7",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2022-10-09T20:06:08Z",
    "title_canon_sha256": "6e2944c13d8b066e91668d1afb2f5d6f6f63ec06f96238f9769ea06c2cfc4794"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.04338",
    "kind": "arxiv",
    "version": 1
  }
}