Pith Number

pith:DP656AHD

pith:2021:DP656AHDNRNM6ESAGVMPC2HLWX

not attested not anchored not stored refs pending

Eigensolution analysis of immersed boundary method based on volume penalization: applications to high-order schemes

Aurelio Hurtado-de-Mendoza, Esteban Ferrer, Jiaqing Kou, Saumitra Joshi, Soledad Le Clainche

arxiv:2107.10155 v1 · 2021-07-21 · math.NA · cs.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DP656AHDNRNM6ESAGVMPC2HLWX}

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	2026-07-05T03:29:29.514934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bfddf00e36c5acf12403558f168ebb5dc78db358b07cae6eec6ad5b653de108

Aliases

arxiv: 2107.10155 · arxiv_version: 2107.10155v1 · doi: 10.48550/arxiv.2107.10155 · pith_short_12: DP656AHDNRNM · pith_short_16: DP656AHDNRNM6ESA · pith_short_8: DP656AHD

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/DP656AHDNRNM6ESAGVMPC2HLWX \
  | 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: 1bfddf00e36c5acf12403558f168ebb5dc78db358b07cae6eec6ad5b653de108

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ce18221eab83d79956618f9d33fa24d7a626bcbee98dc63aec5101d1369a68e",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-07-21T15:32:07Z",
    "title_canon_sha256": "68d754518fa50e1547e5fb3ec5b756cc0385c2c7d306bd848a3b609e959d75ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.10155",
    "kind": "arxiv",
    "version": 1
  }
}