Pith Number

pith:VTFMLPH5

pith:2018:VTFMLPH5OONXBVLCKJUYHCHOGA

not attested not anchored not stored refs pending

Robust a posteriori error estimation for stochastic Galerkin formulations of parameter-dependent linear elasticity equations

Alex Bespalov, Arbaz Khan, Catherine E. Powell, David J. Silvester

arxiv:1810.07440 v1 · 2018-10-17 · 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{VTFMLPH5OONXBVLCKJUYHCHOGA}

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	2026-05-18T00:02:56.399372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

accac5bcfd739b70d56252698388ee3015acaee3e31a5e4089afafb8a29006d9

Aliases

arxiv: 1810.07440 · arxiv_version: 1810.07440v1 · doi: 10.48550/arxiv.1810.07440 · pith_short_12: VTFMLPH5OONX · pith_short_16: VTFMLPH5OONXBVLC · pith_short_8: VTFMLPH5

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/VTFMLPH5OONXBVLCKJUYHCHOGA \
  | 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: accac5bcfd739b70d56252698388ee3015acaee3e31a5e4089afafb8a29006d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "918585e44ae3acb3248b476b72ad4644f9f29ac0714c2727030d8dd9d5b43bdd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-10-17T09:08:51Z",
    "title_canon_sha256": "5144d249b97c026b3b5e0dcbd685d6ae1eecdd5d2ca77b087376593be7ca3f0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07440",
    "kind": "arxiv",
    "version": 1
  }
}