Pith Number

pith:XGFEEMLZ

pith:2013:XGFEEMLZ7KUJ3XE736SVRFK6SG

not attested not anchored not stored refs pending

On the discontinuous Galerkin method for solving boundary value problems for the Helmholtz equation: A priori and a posteriori error analyses

R. Bustinza, T.P. Barrios, V. Dominguez

arxiv:1310.2847 v1 · 2013-10-10 · 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{XGFEEMLZ7KUJ3XE736SVRFK6SG}

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	2026-05-18T03:10:46.487903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b98a423179faa89ddc9fdfa558955e91abd341b2a1b041c2ec089ab94536ca88

Aliases

arxiv: 1310.2847 · arxiv_version: 1310.2847v1 · doi: 10.48550/arxiv.1310.2847 · pith_short_12: XGFEEMLZ7KUJ · pith_short_16: XGFEEMLZ7KUJ3XE7 · pith_short_8: XGFEEMLZ

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/XGFEEMLZ7KUJ3XE736SVRFK6SG \
  | 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: b98a423179faa89ddc9fdfa558955e91abd341b2a1b041c2ec089ab94536ca88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "945d20cd5cc9d9eb9bc81b01bcdce5ed983cd877f3cf2308646ec40e4c630e59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-10-10T15:07:50Z",
    "title_canon_sha256": "75a294636d549bad9cc9f54045c6488a6f12f93b28242277bc2fd9e799e92cac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2847",
    "kind": "arxiv",
    "version": 1
  }
}