Pith Number

pith:MY2MAYJ3

pith:2021:MY2MAYJ3EH5264NJ33HFTEGU6C

not attested not anchored not stored refs pending

On the Lagrangian-Eulerian Coupling in the Immersed Finite Element/Difference Method

Boyce E. Griffith, Jae H. Lee

arxiv:2105.14536 v4 · 2021-05-30 · 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{MY2MAYJ3EH5264NJ33HFTEGU6C}

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	2026-07-05T03:57:40.174299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6634c0613b21fbaf71a9dece5990d4f08e8ade55f0762d7f7095c9f402a8b0f3

Aliases

arxiv: 2105.14536 · arxiv_version: 2105.14536v4 · doi: 10.48550/arxiv.2105.14536 · pith_short_12: MY2MAYJ3EH52 · pith_short_16: MY2MAYJ3EH5264NJ · pith_short_8: MY2MAYJ3

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/MY2MAYJ3EH5264NJ33HFTEGU6C \
  | 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: 6634c0613b21fbaf71a9dece5990d4f08e8ade55f0762d7f7095c9f402a8b0f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3cafe89cae9bc57089116bb0a9ecf67fdbb00c998429ea8797b9c591227abf7",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-05-30T13:27:47Z",
    "title_canon_sha256": "8844cd3ff5d01acef934f01fb71bd2225dc692204c75b79016b27e8f2cbd5a86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.14536",
    "kind": "arxiv",
    "version": 4
  }
}