Pith Number

pith:32SLI22M

pith:2013:32SLI22M2YP2IP4HIJBAGOYD7Y

not attested not anchored not stored refs pending

Discontinuous Galerkin Methods with Trefftz Approximation

Fritz Kretzschmar, Igor Tsukerman, Sascha Schnepp, Thomas Weiland

arxiv:1302.6459 v1 · 2013-02-26 · physics.comp-ph · 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{32SLI22M2YP2IP4HIJBAGOYD7Y}

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	2026-05-18T02:07:32.357774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dea4b46b4cd61fa43f874242033b03fe3670b1d70dd463294a9bddfd966a0ddd

Aliases

arxiv: 1302.6459 · arxiv_version: 1302.6459v1 · doi: 10.48550/arxiv.1302.6459 · pith_short_12: 32SLI22M2YP2 · pith_short_16: 32SLI22M2YP2IP4H · pith_short_8: 32SLI22M

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/32SLI22M2YP2IP4HIJBAGOYD7Y \
  | 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: dea4b46b4cd61fa43f874242033b03fe3670b1d70dd463294a9bddfd966a0ddd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2671941af8de5b18179ff37b2b435bda7157cf387cd3aa369057d285502c0b40",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2013-02-26T15:31:27Z",
    "title_canon_sha256": "03332a7973f7c06480e16feada38e28c2d53a8b62f5bfb16d0ae62ae0827ec62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6459",
    "kind": "arxiv",
    "version": 1
  }
}