Pith Number

pith:MLSFEBRS

pith:2021:MLSFEBRS66Y74SOEFL35WHJ5MW

not attested not anchored not stored refs pending

dNNsolve: an efficient NN-based PDE solver

Alexander Westphal, Francesco Muia, Veronica Guidetti, Yvette Welling

arxiv:2103.08662 v1 · 2021-03-15 · cs.LG · astro-ph.CO · astro-ph.GA · gr-qc · hep-lat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MLSFEBRS66Y74SOEFL35WHJ5MW}

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	2026-07-05T02:23:30.510810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62e4520632f7b1fe49c42af7db1d3d65b392d15b7f0bf67814515e19e0360ede

Aliases

arxiv: 2103.08662 · arxiv_version: 2103.08662v1 · doi: 10.48550/arxiv.2103.08662 · pith_short_12: MLSFEBRS66Y7 · pith_short_16: MLSFEBRS66Y74SOE · pith_short_8: MLSFEBRS

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/MLSFEBRS66Y74SOEFL35WHJ5MW \
  | 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: 62e4520632f7b1fe49c42af7db1d3d65b392d15b7f0bf67814515e19e0360ede

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40a93719d68dcafc653ec7baffd58721f354adf2d50047667060f7208781ffed",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "gr-qc",
      "hep-lat"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-03-15T19:14:41Z",
    "title_canon_sha256": "8353f13152dad74aff9f83eeaa5751a15687b798b0d6de6e49f54b79090b018c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.08662",
    "kind": "arxiv",
    "version": 1
  }
}