Pith Number

pith:IYEV5CDE

pith:2018:IYEV5CDENVEZN4BACIU3M5HGOO

not attested not anchored not stored refs pending

A high-order partitioned solver for general multiphysics problems and its applications in optimization

Daniel Z. Huang, Matthew J. Zahr, Per-Olof Persson

arxiv:1812.11853 v1 · 2018-12-27 · math.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{IYEV5CDENVEZN4BACIU3M5HGOO}

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	2026-05-17T23:57:10.947854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46095e88646d4996f0201229b674e673b0b63af3ed149f84233af442ff994840

Aliases

arxiv: 1812.11853 · arxiv_version: 1812.11853v1 · doi: 10.48550/arxiv.1812.11853 · pith_short_12: IYEV5CDENVEZ · pith_short_16: IYEV5CDENVEZN4BA · pith_short_8: IYEV5CDE

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/IYEV5CDENVEZN4BACIU3M5HGOO \
  | 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: 46095e88646d4996f0201229b674e673b0b63af3ed149f84233af442ff994840

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eebdef5819cab9d3026137248958b31af787cb29eaff822a4c992a893fd897d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-12-27T00:34:48Z",
    "title_canon_sha256": "7009268c72f1a19a3bb441a23f6770919273bf169fdb7361ca4363a02b7ea5a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.11853",
    "kind": "arxiv",
    "version": 1
  }
}