Pith Number

pith:EWNHND5V

pith:2017:EWNHND5VUJPGLVCC3PETL2L4BR

not attested not anchored not stored refs pending

An Entropy Stable h/p Non-Conforming Discontinuous Galerkin Method with the Summation-by-Parts Property

Andrew R. Winters, David C. Del Rey Fern\'andez, Gregor J. Gassner, Lucas Friedrich, Mark H. Carpenter, Matteo Parsani

arxiv:1712.10234 v1 · 2017-12-29 · 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{EWNHND5VUJPGLVCC3PETL2L4BR}

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	2026-05-18T00:27:03.640466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

259a768fb5a25e65d442dbc935e97c0c6bf8031ca4aefb39b40f385f2d97aabf

Aliases

arxiv: 1712.10234 · arxiv_version: 1712.10234v1 · doi: 10.48550/arxiv.1712.10234 · pith_short_12: EWNHND5VUJPG · pith_short_16: EWNHND5VUJPGLVCC · pith_short_8: EWNHND5V

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/EWNHND5VUJPGLVCC3PETL2L4BR \
  | 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: 259a768fb5a25e65d442dbc935e97c0c6bf8031ca4aefb39b40f385f2d97aabf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df8c3e72045275db6d50f450c177976e55e84177a94384249eb774009d0266d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-12-29T13:58:06Z",
    "title_canon_sha256": "91acb0c2d9d1e57ec16c751ac6b80655cc9edfde350960b856e822de8b21e3f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.10234",
    "kind": "arxiv",
    "version": 1
  }
}