Pith Number

pith:Z2S2K7X5

pith:2013:Z2S2K7X5V7RAXJTLPI3SUSMBQV

not attested not anchored not stored refs pending

Achieving High Performance with Unified Residual Evaluation

Barry F. Smith, Jed Brown, Karl Rupp, Matthew G. Knepley

arxiv:1309.1204 v2 · 2013-09-04 · cs.MS · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2S2K7X5V7RAXJTLPI3SUSMBQV}

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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.

Cited by

1 paper in Pith

A Hermite-like basis for faster matrix-free evaluation of interior penalty discontinuous Galerkin operators

Receipt and verification

First computed	2026-05-18T03:13:59.439657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cea5a57efdafe20ba66b7a372a49818569f5db53d5953b364b3ee3fc0d3f8d7b

Aliases

arxiv: 1309.1204 · arxiv_version: 1309.1204v2 · doi: 10.48550/arxiv.1309.1204 · pith_short_12: Z2S2K7X5V7RA · pith_short_16: Z2S2K7X5V7RAXJTL · pith_short_8: Z2S2K7X5

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/Z2S2K7X5V7RAXJTLPI3SUSMBQV \
  | 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: cea5a57efdafe20ba66b7a372a49818569f5db53d5953b364b3ee3fc0d3f8d7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fc05aafc694629f83bad2652acc6d1763ea0eb069fd5f2ee529773c0f6e77b9",
    "cross_cats_sorted": [
      "cs.CE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2013-09-04T23:03:33Z",
    "title_canon_sha256": "8b63e563e8f264669a06f12722ae40fd1ae7a927112a3203d94d4e6100fb169c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1204",
    "kind": "arxiv",
    "version": 2
  }
}