Pith Number

pith:43OOTVJ5

pith:2022:43OOTVJ5OW6LIPPAWFUYELCULC

not attested not anchored not stored refs pending

Simple quadrature rules for a nonparametric nonconforming quadrilateral element

Dongwoo Sheen, Kanghun Cho

arxiv:2201.10652 v1 · 2022-01-25 · 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{43OOTVJ5OW6LIPPAWFUYELCULC}

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	2026-07-05T03:51:48.287229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6dce9d53d75bcb43de0b169822c5458be410680123446be49f4e08b22e693ae

Aliases

arxiv: 2201.10652 · arxiv_version: 2201.10652v1 · doi: 10.48550/arxiv.2201.10652 · pith_short_12: 43OOTVJ5OW6L · pith_short_16: 43OOTVJ5OW6LIPPA · pith_short_8: 43OOTVJ5

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/43OOTVJ5OW6LIPPAWFUYELCULC \
  | 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: e6dce9d53d75bcb43de0b169822c5458be410680123446be49f4e08b22e693ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cf3ce48d758acc04ecdd0b21b6aa0f9ab18234e6f2267c007ef8613a6c35ce2",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2022-01-25T22:17:26Z",
    "title_canon_sha256": "9b305d8f034975c41485cecc61ad0f4643152848609b6db0049b729a194639ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.10652",
    "kind": "arxiv",
    "version": 1
  }
}