Pith Number

pith:GYBXI5Q5

pith:2018:GYBXI5Q5TPD7IZKGSUTZ7HSDHQ

not attested not anchored not stored refs pending

Extreme Scale FMM-Accelerated Boundary Integral Equation Solver for Wave Scattering

David Keyes, Hakan Bagci, Mohammed Al Farhan, Mustafa AbdulJabbar, Noha Al-Harthi, Rio Yokota, Rui Chen

arxiv:1803.09948 v1 · 2018-03-27 · cs.PF · cs.CE · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GYBXI5Q5TPD7IZKGSUTZ7HSDHQ}

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	2026-05-18T00:20:00.963059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

360374761d9bc7f4654695279f9e433c38d79dc42344ae5beeaa0f20e7b4ba8b

Aliases

arxiv: 1803.09948 · arxiv_version: 1803.09948v1 · doi: 10.48550/arxiv.1803.09948 · pith_short_12: GYBXI5Q5TPD7 · pith_short_16: GYBXI5Q5TPD7IZKG · pith_short_8: GYBXI5Q5

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/GYBXI5Q5TPD7IZKGSUTZ7HSDHQ \
  | 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: 360374761d9bc7f4654695279f9e433c38d79dc42344ae5beeaa0f20e7b4ba8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e87e29ef6cfa96d21e5b3baa18ff3e55de11683269e8ea2efa02fd5e85b2697",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PF",
    "submitted_at": "2018-03-27T08:12:13Z",
    "title_canon_sha256": "1f08e751582699e274ec3af75852bcdd995dee70c1ebf01000167a9b7907c44a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09948",
    "kind": "arxiv",
    "version": 1
  }
}