Pith Number

pith:KKCM4J5X

pith:2019:KKCM4J5XMZ6ZQYLB6EVB7TZLSF

not attested not anchored not stored refs pending

Analysis of a time-stepping discontinuous Galerkin method for fractional diffusion-wave equation with nonsmooth data

Binjie Li, Tao Wang, Xiaoping Xie

arxiv:1908.09189 v1 · 2019-08-24 · math.NA · cs.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{KKCM4J5XMZ6ZQYLB6EVB7TZLSF}

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	2026-07-04T23:59:37.453763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5284ce27b7667d986161f12a1fcf2b915a05a50c431f212b272d7151bc31e69a

Aliases

arxiv: 1908.09189 · arxiv_version: 1908.09189v1 · doi: 10.48550/arxiv.1908.09189 · pith_short_12: KKCM4J5XMZ6Z · pith_short_16: KKCM4J5XMZ6ZQYLB · pith_short_8: KKCM4J5X

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/KKCM4J5XMZ6ZQYLB6EVB7TZLSF \
  | 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: 5284ce27b7667d986161f12a1fcf2b915a05a50c431f212b272d7151bc31e69a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "508cdc167366ab011e0dd780b8f874131364d63a254426441e094486457ca215",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-08-24T19:18:29Z",
    "title_canon_sha256": "9af0b1e9b56f6d1a55a1843a9d2803b423c2cca7fd0bab0e529cc79310c95aa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09189",
    "kind": "arxiv",
    "version": 1
  }
}