Pith Number

pith:Q3UNSNZD

pith:2017:Q3UNSNZDEQBH63OVGWDB6VSUPM

not attested not anchored not stored refs pending

Numerical investigation of the conditioning for plane wave discontinuous Galerkin methods

Ilaria Perugia, Joscha Gedicke, Scott Congreve

arxiv:1712.05174 v2 · 2017-12-14 · 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{Q3UNSNZDEQBH63OVGWDB6VSUPM}

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	2026-05-18T00:08:00.689687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86e8d9372324027f6dd535861f56547b07950c6140b21630cc43faf796e3c9ec

Aliases

arxiv: 1712.05174 · arxiv_version: 1712.05174v2 · doi: 10.48550/arxiv.1712.05174 · pith_short_12: Q3UNSNZDEQBH · pith_short_16: Q3UNSNZDEQBH63OV · pith_short_8: Q3UNSNZD

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/Q3UNSNZDEQBH63OVGWDB6VSUPM \
  | 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: 86e8d9372324027f6dd535861f56547b07950c6140b21630cc43faf796e3c9ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9a4d830b3c9f1be1496bff74e3c915824a05f76614b59181e18963b965e2b54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-12-14T11:12:14Z",
    "title_canon_sha256": "bdbe312e734aefa69310daa45da3cc92f2f16d9aea0ba269b20d5ae3d2345196"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05174",
    "kind": "arxiv",
    "version": 2
  }
}