Pith Number

pith:KOKW5DKO

pith:2025:KOKW5DKOTANIBRCWB5XPBMD4LE

not attested not anchored not stored refs pending

An Immersed $C^0$ Interior Penalty Method for Biharmonic Interface Problems

Xu Zhang, Yuan Chen

arxiv:2509.12555 v2 · 2025-09-16 · 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{KOKW5DKOTANIBRCWB5XPBMD4LE}

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.

Cited by

2 papers in Pith

Frenet Immersed Finite Element Spaces on Triangular Meshes

A Priori Error Analysis of a High-Order Selective Discontinuous Galerkin Method for Elliptic Interface Problems

Receipt and verification

First computed	2026-05-27T01:04:50.704803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53956e8d4e981a80c4560f6ef0b07c5917bb4b69f382fb6bffdd52d4147b953d

Aliases

arxiv: 2509.12555 · arxiv_version: 2509.12555v2 · doi: 10.48550/arxiv.2509.12555 · pith_short_12: KOKW5DKOTANI · pith_short_16: KOKW5DKOTANIBRCW · pith_short_8: KOKW5DKO

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/KOKW5DKOTANIBRCWB5XPBMD4LE \
  | 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: 53956e8d4e981a80c4560f6ef0b07c5917bb4b69f382fb6bffdd52d4147b953d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cc42593b49bf2511e1d84ff8fa3da86943e80d567ee47081a125074b25df763",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-09-16T01:20:56Z",
    "title_canon_sha256": "515771ec6523692784ee00a854ae2dae0cdcb4fc85bbc681fc307266e48c3325"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.12555",
    "kind": "arxiv",
    "version": 2
  }
}