Pith Number

pith:57JIBMNY

pith:2018:57JIBMNYRFNEY477VAAD3GCLTU

not attested not anchored not stored refs pending

Truncation Error Estimation in the p-Anisotropic Discontinuous Galerkin Spectral Element Method

Andr\'es M. Rueda-Ram\'irez, Esteban Ferrer, Eusebio Valero, Gonzalo Rubio

arxiv:1806.08439 v1 · 2018-06-21 · 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{57JIBMNYRFNEY477VAAD3GCLTU}

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	2026-05-18T00:12:37.318232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efd280b1b8895a4c73ffa8003d984b9d15b168485c5f5ce0bc36fa304e47f4a4

Aliases

arxiv: 1806.08439 · arxiv_version: 1806.08439v1 · doi: 10.48550/arxiv.1806.08439 · pith_short_12: 57JIBMNYRFNE · pith_short_16: 57JIBMNYRFNEY477 · pith_short_8: 57JIBMNY

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/57JIBMNYRFNEY477VAAD3GCLTU \
  | 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: efd280b1b8895a4c73ffa8003d984b9d15b168485c5f5ce0bc36fa304e47f4a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0ac62da19e76849a1e1c9e6d8963c04f8a372fc422a04219efdac33d48de383",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2018-06-21T22:23:03Z",
    "title_canon_sha256": "5bb35a5fecccab4f7a941de9ac53b5bc411a3ff735cfde7f6b171d9f7c9b8157"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08439",
    "kind": "arxiv",
    "version": 1
  }
}