Pith Number

pith:5L7Y4YQQ

pith:2015:5L7Y4YQQBXJ75T4X6LANF752HK

not attested not anchored not stored refs pending

Local Exponential Methods: a domain decomposition approach to exponential time integration of PDEs

Luca Bonaventura

arxiv:1505.02248 v1 · 2015-05-09 · math.NA · cs.NA · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5L7Y4YQQBXJ75T4X6LANF752HK}

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	2026-05-18T02:16:19.461965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaff8e62100dd3fecf97f2c0d2ffba3a89c498ca3547c16bb41654fe0663a3b3

Aliases

arxiv: 1505.02248 · arxiv_version: 1505.02248v1 · doi: 10.48550/arxiv.1505.02248 · pith_short_12: 5L7Y4YQQBXJ7 · pith_short_16: 5L7Y4YQQBXJ75T4X · pith_short_8: 5L7Y4YQQ

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/5L7Y4YQQBXJ75T4X6LANF752HK \
  | 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: eaff8e62100dd3fecf97f2c0d2ffba3a89c498ca3547c16bb41654fe0663a3b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d391cdd19f5743b69eb293564cb94031bad7a3a2f2d310f381c37ba04bd751c8",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-05-09T09:21:30Z",
    "title_canon_sha256": "8a87ce8692cbd57be0864fc6081d9e4926795c400a6ccd196fc690e84001dccb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02248",
    "kind": "arxiv",
    "version": 1
  }
}