Pith Number

pith:WQN2RL5W

pith:2019:WQN2RL5WSZMQRVZPNJAPXAMB7J

not attested not anchored not stored refs pending

Constructing QMC finite element methods for elliptic PDEs with random coefficients by a reduced CBC construction

Adrian Ebert, Dirk Nuyens, Peter Kritzer

arxiv:1902.11068 v1 · 2019-02-28 · 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{WQN2RL5WSZMQRVZPNJAPXAMB7J}

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	2026-05-17T23:52:25.863982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b41ba8afb6965908d72f6a40fb8181fa7166ff9d42ad0196d6eb86eaa9264e5a

Aliases

arxiv: 1902.11068 · arxiv_version: 1902.11068v1 · doi: 10.48550/arxiv.1902.11068 · pith_short_12: WQN2RL5WSZMQ · pith_short_16: WQN2RL5WSZMQRVZP · pith_short_8: WQN2RL5W

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/WQN2RL5WSZMQRVZPNJAPXAMB7J \
  | 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: b41ba8afb6965908d72f6a40fb8181fa7166ff9d42ad0196d6eb86eaa9264e5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9ffe0944a681d50625075f44ab54c946d25d9e3a2734a8de3e9c01170074339",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-02-28T13:23:11Z",
    "title_canon_sha256": "dc6e010eb180ddafb13821c3015359a347963bb8bb666ee9b180a273fcb89bbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.11068",
    "kind": "arxiv",
    "version": 1
  }
}