Pith Number

pith:OLPNPEWJ

pith:2012:OLPNPEWJTQNHZFEK3MWC3JRO3O

not attested not anchored not stored refs pending

A curved-element unstructured discontinuous Galerkin method on GPUs for the Euler equations

(2) Imperial College London), M. Siebenborn (1), S. Schmidt (2) ((1) Universit\"at Trier, V. Schulz (1)

arxiv:1208.4772 v2 · 2012-08-23 · 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{OLPNPEWJTQNHZFEK3MWC3JRO3O}

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	2026-06-03T23:07:24.944473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72ded792c99c1a7c948adb2c2da62edb9aca0b2f8a9baf2046f6ace99266674a

Aliases

arxiv: 1208.4772 · arxiv_version: 1208.4772v2 · doi: 10.48550/arxiv.1208.4772 · pith_short_12: OLPNPEWJTQNH · pith_short_16: OLPNPEWJTQNHZFEK · pith_short_8: OLPNPEWJ

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/OLPNPEWJTQNHZFEK3MWC3JRO3O \
  | 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: 72ded792c99c1a7c948adb2c2da62edb9aca0b2f8a9baf2046f6ace99266674a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54bdf8e0765030c5df31b4d5c1216420059c7d99dfe67b750ec90a0117d4dbb6",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-08-23T14:45:36Z",
    "title_canon_sha256": "9393b6150833feac242fd8efcce4eb8c490f106514a01a21b8d9641872c6c1c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4772",
    "kind": "arxiv",
    "version": 2
  }
}