Pith Number

pith:7XLULUTQ

pith:2018:7XLULUTQG5K6JRVFDBAPN76P3Y

not attested not anchored not stored refs pending

Efficient discontinuous Galerkin implementations and preconditioners for implicit unsteady compressible flow simulations

Andrea Crivellini, Krzysztof Fidkowski, Matteo Franciolini

arxiv:1812.04789 v1 · 2018-12-12 · physics.comp-ph · cs.CE · cs.NA · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7XLULUTQG5K6JRVFDBAPN76P3Y}

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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	2026-05-17T23:58:29.477984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdd745d2703755e4c6a51840f6ffcfde059d69b34e27576f2787f081f8a9748e

Aliases

arxiv: 1812.04789 · arxiv_version: 1812.04789v1 · doi: 10.48550/arxiv.1812.04789 · pith_short_12: 7XLULUTQG5K6 · pith_short_16: 7XLULUTQG5K6JRVF · pith_short_8: 7XLULUTQ

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/7XLULUTQG5K6JRVFDBAPN76P3Y \
  | 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: fdd745d2703755e4c6a51840f6ffcfde059d69b34e27576f2787f081f8a9748e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "295348e8b10ad9f6aab95446618b2f0dda943821c61e462dbe027a5e363c856a",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-12-12T03:05:01Z",
    "title_canon_sha256": "6a1df441dfee40e2957d3ded9b03e321e35204a1bb1e9aac9ed349986b92c939"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04789",
    "kind": "arxiv",
    "version": 1
  }
}