Pith Number

pith:Y7J6IFFS

pith:2025:Y7J6IFFSVVSSQ4QPOLY6VBIIOK

not attested not anchored not stored refs pending

Multiscale model reduction and two-level Schwarz preconditioner for H(curl) elliptic problems

Chupeng Ma, Yongwei Zhang

arxiv:2506.07381 v1 · 2025-06-09 · math.NA · 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{Y7J6IFFSVVSSQ4QPOLY6VBIIOK}

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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.

Cited by

3 papers in Pith

A Penalty-Free Asymmetric Nitsche's Method for Edge Elements

Multiscale Modeling for Time-harmonic Maxwell equations with impedance boundary conditions in highly heterogeneous media

Numerical homogenization for indefinite time-harmonic Maxwell equations

Receipt and verification

First computed	2026-07-05T11:18:26.226735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7d3e414b2ad6528720f72f1ea850872a1c5fe614f9e28c7a5cbf45904365cde

Aliases

arxiv: 2506.07381 · arxiv_version: 2506.07381v1 · doi: 10.48550/arxiv.2506.07381 · pith_short_12: Y7J6IFFSVVSS · pith_short_16: Y7J6IFFSVVSSQ4QP · pith_short_8: Y7J6IFFS

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/Y7J6IFFSVVSSQ4QPOLY6VBIIOK \
  | 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: c7d3e414b2ad6528720f72f1ea850872a1c5fe614f9e28c7a5cbf45904365cde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efae13eb40450afb7d6c9a685f13d4aa44e9a8f723659f7c5c81cceb1f7b1969",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-06-09T03:02:30Z",
    "title_canon_sha256": "5d9e2a9b70e27bb670e300ed6ee542fffd8673ee87459914ee1fe6dead8bdd9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.07381",
    "kind": "arxiv",
    "version": 1
  }
}