Pith Number

pith:NK2H5EDD

pith:2016:NK2H5EDD5HDXBLSSAAIIHST7FE

not attested not anchored not stored refs pending

Preserving Hyperbolicity in Stochastic Galerkin Method for Uncertainty Quantification

Ruo Li, Yanli Wang, Zhenning Cai

arxiv:1601.06148 v2 · 2016-01-21 · 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{NK2H5EDD5HDXBLSSAAIIHST7FE}

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	2026-05-18T01:21:59.841473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ab47e9063e9c770ae52001083ca7f29150772b714adb366eb55d9f7ffec7d89

Aliases

arxiv: 1601.06148 · arxiv_version: 1601.06148v2 · doi: 10.48550/arxiv.1601.06148 · pith_short_12: NK2H5EDD5HDX · pith_short_16: NK2H5EDD5HDXBLSS · pith_short_8: NK2H5EDD

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/NK2H5EDD5HDXBLSSAAIIHST7FE \
  | 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: 6ab47e9063e9c770ae52001083ca7f29150772b714adb366eb55d9f7ffec7d89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1eec007178f4f1dc7d4c00338cb4fba06fda2573f6fc68f0df657912f35a7ca8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-01-21T16:00:00Z",
    "title_canon_sha256": "a3100cd965fa46b6d8cbe6c2d5e2b92149489500aed8b26dcff1bde83b3b3090"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06148",
    "kind": "arxiv",
    "version": 2
  }
}