Pith Number

pith:565VNKCC

pith:2013:565VNKCCXRMOTWRIXJH53RYEPB

not attested not anchored not stored refs pending

Symmetric coupling of LDG-FEM and DG-BEM

Francisco-Javier Sayas, Norbert Heuer, Salim Meddahi

arxiv:1310.3201 v1 · 2013-10-11 · 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{565VNKCCXRMOTWRIXJH53RYEPB}

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	2026-05-18T03:10:44.665084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efbb56a842bc58e9da28ba4fddc704787a205b3ba6b6cc1adec09676ca1602ee

Aliases

arxiv: 1310.3201 · arxiv_version: 1310.3201v1 · doi: 10.48550/arxiv.1310.3201 · pith_short_12: 565VNKCCXRMO · pith_short_16: 565VNKCCXRMOTWRI · pith_short_8: 565VNKCC

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/565VNKCCXRMOTWRIXJH53RYEPB \
  | 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: efbb56a842bc58e9da28ba4fddc704787a205b3ba6b6cc1adec09676ca1602ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2e4c4535b4dcd765c2f4ec750682fba72ec5b7f60a9875f29ac905bb14b2ff9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-10-11T17:16:16Z",
    "title_canon_sha256": "62b20301fae607e7179a53c573d5f1fe11d3041ac993ce209c02885dcb098107"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3201",
    "kind": "arxiv",
    "version": 1
  }
}