Pith Number

pith:SIHOCY46

pith:2026:SIHOCY46CSQ5NUCDFG6BJI3BW4

not attested not anchored not stored refs pending

hp-Optimal DG Approximation and Robust Schwarz Decompositions on One-Irregular Cubical Meshes

Situan Li, Weiying Zheng

arxiv:2606.27728 v1 · 2026-06-26 · 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{SIHOCY46CSQ5NUCDFG6BJI3BW4}

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	2026-06-29T01:14:46.639690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

920ee1639e14a1d6d04329bc14a361b70c109ef4447eda4cfc8d4ba805c63e57

Aliases

arxiv: 2606.27728 · arxiv_version: 2606.27728v1 · doi: 10.48550/arxiv.2606.27728 · pith_short_12: SIHOCY46CSQ5 · pith_short_16: SIHOCY46CSQ5NUCD · pith_short_8: SIHOCY46

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/SIHOCY46CSQ5NUCDFG6BJI3BW4 \
  | 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: 920ee1639e14a1d6d04329bc14a361b70c109ef4447eda4cfc8d4ba805c63e57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17c974ac9f26726b240cdf86544e9f62ce1f1e2a3474d05be0027e9a58faf78f",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-06-26T05:19:59Z",
    "title_canon_sha256": "75181a1da12358202b4e50335452eb27d8301285b2bb5a0f4e22f250b4104f3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27728",
    "kind": "arxiv",
    "version": 1
  }
}