Pith Number

pith:LVFUENAY

pith:2024:LVFUENAYWN26LBVN2NLXPQSRRM

not attested not anchored not stored refs pending

Towards Model Discovery Using Domain Decomposition and PINNs

Alexander Heinlein, Cordula Reisch, Tirtho S. Saha

arxiv:2410.01599 v1 · 2024-10-02 · math.NA · cs.LG · 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{LVFUENAYWN26LBVN2NLXPQSRRM}

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	2026-07-05T09:14:49.816259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d4b423418b375e586add35777c2518b3865da6e9534351f4776387316260cdf

Aliases

arxiv: 2410.01599 · arxiv_version: 2410.01599v1 · doi: 10.48550/arxiv.2410.01599 · pith_short_12: LVFUENAYWN26 · pith_short_16: LVFUENAYWN26LBVN · pith_short_8: LVFUENAY

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/LVFUENAYWN26LBVN2NLXPQSRRM \
  | 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: 5d4b423418b375e586add35777c2518b3865da6e9534351f4776387316260cdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f864ea010e2adb5ed575b6be9ec3bb3405bd8c448ff7b32b10c5c07b6a33f2e4",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-10-02T14:38:37Z",
    "title_canon_sha256": "e18a3401eacfdf0555fd505c5f5d1e01579598ca6d1b4d38d791e5a22d8b4059"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.01599",
    "kind": "arxiv",
    "version": 1
  }
}