Pith Number

pith:EM6JFPBS

pith:2015:EM6JFPBS7CYV2A4QT6HO73MQUH

not attested not anchored not stored refs pending

Penalty method with P1/P1 finite element approximation for the Stokes equations under slip boundary condition

Guanyu Zhou, Issei Oikawa, Takahito Kashiwabara

arxiv:1505.06540 v1 · 2015-05-25 · 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{EM6JFPBS7CYV2A4QT6HO73MQUH}

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	2026-05-18T02:03:44.683182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

233c92bc32f8b15d03909f8eefed90a1f6aa7045b779f69697705a84f8194e04

Aliases

arxiv: 1505.06540 · arxiv_version: 1505.06540v1 · doi: 10.48550/arxiv.1505.06540 · pith_short_12: EM6JFPBS7CYV · pith_short_16: EM6JFPBS7CYV2A4Q · pith_short_8: EM6JFPBS

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/EM6JFPBS7CYV2A4QT6HO73MQUH \
  | 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: 233c92bc32f8b15d03909f8eefed90a1f6aa7045b779f69697705a84f8194e04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eff6afba624007a1048e34eec7c1f392dd5a9dd2e8e0733ec10267a05d259a92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-05-25T05:02:11Z",
    "title_canon_sha256": "25f3249cd9e570a08e27c8d23c34992b9089f032606467951902e5271c2693f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06540",
    "kind": "arxiv",
    "version": 1
  }
}