Pith Number

pith:DGCO5FGP

pith:2026:DGCO5FGPMFTKCME3PCLZZICIUP

not attested not anchored not stored refs pending

Key challenges and bridges among convergence analysis techniques for polytopal methods

Daniele Antonio Di Pietro, J\'er\^ome Droniou, Louren\c{c}o Beir\~ao da Veiga

arxiv:2605.23405 v1 · 2026-05-22 · math.NA · 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{DGCO5FGPMFTKCME3PCLZZICIUP}

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	2026-05-25T02:01:52.883081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1984ee94cf6166a1309b78979ca048a3e129d81e2c4b81a44e158fce5bf08d36

Aliases

arxiv: 2605.23405 · arxiv_version: 2605.23405v1 · doi: 10.48550/arxiv.2605.23405 · pith_short_12: DGCO5FGPMFTK · pith_short_16: DGCO5FGPMFTKCME3 · pith_short_8: DGCO5FGP

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/DGCO5FGPMFTKCME3PCLZZICIUP \
  | 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: 1984ee94cf6166a1309b78979ca048a3e129d81e2c4b81a44e158fce5bf08d36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4125b8114b9c6613b9053b6dd4b9dc267e9ebdac8147bc08544aa12a7b60c8e1",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-05-22T09:15:42Z",
    "title_canon_sha256": "f7790913830ac214de7525c069c7ce69d2466857a4ae2e874dbdaf25091f1d1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23405",
    "kind": "arxiv",
    "version": 1
  }
}