Pith Number

pith:NCBPZVES

pith:2018:NCBPZVES3Z24FFJJFWQWKI5WJB

not attested not anchored not stored refs pending

Simple smoothness indicator and multi-level adaptive order WENO scheme for hyperbolic conservation laws

Praveen Chandrashekar, Rakesh Kumar

arxiv:1809.03289 v1 · 2018-09-10 · math.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NCBPZVES3Z24FFJJFWQWKI5WJB}

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	2026-05-18T00:03:01.561270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6882fcd492de75c295292da16523b6487bfd9b73cea338fc4deb432755d763bd

Aliases

arxiv: 1809.03289 · arxiv_version: 1809.03289v1 · doi: 10.48550/arxiv.1809.03289 · pith_short_12: NCBPZVES3Z24 · pith_short_16: NCBPZVES3Z24FFJJ · pith_short_8: NCBPZVES

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/NCBPZVES3Z24FFJJFWQWKI5WJB \
  | 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: 6882fcd492de75c295292da16523b6487bfd9b73cea338fc4deb432755d763bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d884c7af3336350bb4052bf667ed08cf7efec6222c29d45d6d471a83664013fa",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-09-10T13:07:44Z",
    "title_canon_sha256": "a5d31933f18e268bfbd8f3e871fa62b9cdb71d779243ac05daded638292f1fb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03289",
    "kind": "arxiv",
    "version": 1
  }
}