Pith Number

pith:DYZV37SB

pith:2017:DYZV37SBNBXRLUZFSJNBSVCXDL

not attested not anchored not stored refs pending

Multilevel Methods for Uncertainty Quantification of Elliptic PDEs with Random Anisotropic Diffusion

Helmut Harbrecht, Marc Schmidlin

arxiv:1706.05976 v2 · 2017-06-16 · 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{DYZV37SBNBXRLUZFSJNBSVCXDL}

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	2026-05-18T00:23:56.451660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e335dfe41686f15d325925a1954571ae0bf8b661d0112f1bce7559126d969ba

Aliases

arxiv: 1706.05976 · arxiv_version: 1706.05976v2 · doi: 10.48550/arxiv.1706.05976 · pith_short_12: DYZV37SBNBXR · pith_short_16: DYZV37SBNBXRLUZF · pith_short_8: DYZV37SB

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/DYZV37SBNBXRLUZFSJNBSVCXDL \
  | 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: 1e335dfe41686f15d325925a1954571ae0bf8b661d0112f1bce7559126d969ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbd4a1f028f2c4e38d85e9d14c324b3306032fb12758622e6ccd86e4378651d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-06-16T15:47:02Z",
    "title_canon_sha256": "13b4080724930d6b27175a075b62d745f5556c1244fdc9f768cc84680198f720"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05976",
    "kind": "arxiv",
    "version": 2
  }
}