Pith Number

pith:4OAYQFOO

pith:2026:4OAYQFOOC7QADSLSCXMOHAWL6A

not attested not anchored not stored refs pending

A Priori Error Analysis of a High-Order Selective Discontinuous Galerkin Method for Elliptic Interface Problems

Fang Liu, Haroun Meghaichi, Xu Zhang

arxiv:2605.19039 v1 · 2026-05-18 · 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{4OAYQFOOC7QADSLSCXMOHAWL6A}

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	2026-05-20T01:05:21.675240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3818815ce17e001c97215d8e382cbf02eabb011fa3cad5363b2acab8650dc7a

Aliases

arxiv: 2605.19039 · arxiv_version: 2605.19039v1 · doi: 10.48550/arxiv.2605.19039 · pith_short_12: 4OAYQFOOC7QA · pith_short_16: 4OAYQFOOC7QADSLS · pith_short_8: 4OAYQFOO

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/4OAYQFOOC7QADSLSCXMOHAWL6A \
  | 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: e3818815ce17e001c97215d8e382cbf02eabb011fa3cad5363b2acab8650dc7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92731c5e6bc5c7f2601fbbde61802e7a3679c52fd5e1fe0cac7d95e98476bfb6",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-05-18T19:00:28Z",
    "title_canon_sha256": "dd00b780855bbd3fe2d996e473a525c35200eac2edb8c58f4b0affe64b4c7acd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19039",
    "kind": "arxiv",
    "version": 1
  }
}