Pith Number

pith:R2IX7GWC

pith:2018:R2IX7GWCT3SUJRUQUJVELZXRAN

not attested not anchored not stored refs pending

Filtered Stochastic Galerkin Methods For Hyperbolic Equations

Jonas Kusch, Martin Frank, Ryan G. McClarren

arxiv:1808.00819 v3 · 2018-08-02 · math.NA · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R2IX7GWCT3SUJRUQUJVELZXRAN}

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	2026-05-18T00:04:20.152291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e917f9ac29ee544c690a26a45e6f1034a8e5c071fac1b2203cf8c7c036cd3cc

Aliases

arxiv: 1808.00819 · arxiv_version: 1808.00819v3 · doi: 10.48550/arxiv.1808.00819 · pith_short_12: R2IX7GWCT3SU · pith_short_16: R2IX7GWCT3SUJRUQ · pith_short_8: R2IX7GWC

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/R2IX7GWCT3SUJRUQUJVELZXRAN \
  | 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: 8e917f9ac29ee544c690a26a45e6f1034a8e5c071fac1b2203cf8c7c036cd3cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "304a868c22d205c56b97dca1acdd6e900f7f4af13d2f7b02d34c9b932b980ddf",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-08-02T14:05:53Z",
    "title_canon_sha256": "59c6100e2670ceafad748f8f373b6d1b963413b135cc467b0d8d72b074b8dd4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00819",
    "kind": "arxiv",
    "version": 3
  }
}