Pith Number

pith:YQGYUOXI

pith:2011:YQGYUOXILTKEHFOU3V4ROBDSQE

not attested not anchored not stored refs pending

A Tuned and Scalable Fast Multipole Method as a Preeminent Algorithm for Exascale Systems

Lorena Barba, Rio Yokota

arxiv:1106.2176 v2 · 2011-06-10 · cs.NA · 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{YQGYUOXILTKEHFOU3V4ROBDSQE}

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	2026-05-18T03:42:11.990332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c40d8a3ae85cd44395d4dd79170472811bb7c603e20b707de78e854eef77c507

Aliases

arxiv: 1106.2176 · arxiv_version: 1106.2176v2 · doi: 10.48550/arxiv.1106.2176 · pith_short_12: YQGYUOXILTKE · pith_short_16: YQGYUOXILTKEHFOU · pith_short_8: YQGYUOXI

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/YQGYUOXILTKEHFOU3V4ROBDSQE \
  | 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: c40d8a3ae85cd44395d4dd79170472811bb7c603e20b707de78e854eef77c507

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44a3c0c695cec50eb3ea1e9c6ae405d421fc24c6247d3269a595690e32ef2350",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2011-06-10T21:02:40Z",
    "title_canon_sha256": "1cc11509e7cdd2a2d1d4e101b7b34131a08705fb473b1bd6e93f46ab2cbe0be4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2176",
    "kind": "arxiv",
    "version": 2
  }
}