Pith Number

pith:OBTWNRMX

pith:2014:OBTWNRMXCYLFHL42H2BILB3FZL

not attested not anchored not stored refs pending

Stabilized mixed hp-BEM for frictional contact problems in linear elasticity

Abderrahman Issaoui, Ernst P. Stephan, Heiko Gimperlein, Lothar Banz

arxiv:1407.1803 v1 · 2014-07-07 · math.NA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OBTWNRMXCYLFHL42H2BILB3FZL}

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	2026-05-18T00:21:51.702981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

706766c597161653af9a3e82858765cae1b8fee6c327dbb7e05eb6dae6ae24c2

Aliases

arxiv: 1407.1803 · arxiv_version: 1407.1803v1 · doi: 10.48550/arxiv.1407.1803 · pith_short_12: OBTWNRMXCYLF · pith_short_16: OBTWNRMXCYLFHL42 · pith_short_8: OBTWNRMX

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/OBTWNRMXCYLFHL42H2BILB3FZL \
  | 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: 706766c597161653af9a3e82858765cae1b8fee6c327dbb7e05eb6dae6ae24c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b545f951890fc3df6387053d7eaaad8edb9cffd80bb640a7c6c016ed8fc140ab",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-07-07T18:49:02Z",
    "title_canon_sha256": "098342f57d73c03b3fd8eabbb24a00557be0363dc576923f83ff8ddcf960d984"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1803",
    "kind": "arxiv",
    "version": 1
  }
}