Pith Number

pith:FJE5LP7Z

pith:2013:FJE5LP7ZC6OZG56GAYW3KKHQ2E

not attested not anchored not stored refs pending

Efficient Computation of Power, Force, and Torque in BEM Scattering Calculations

M. T. Homer Reid, Steven G. Johnson

arxiv:1307.2966 v1 · 2013-07-11 · physics.comp-ph · physics.class-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{FJE5LP7ZC6OZG56GAYW3KKHQ2E}

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	2026-05-18T01:36:43.998907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a49d5bff9179d9377c6062db528f0d12ebf43d105490bd5ee1b244a0854edb5

Aliases

arxiv: 1307.2966 · arxiv_version: 1307.2966v1 · doi: 10.48550/arxiv.1307.2966 · pith_short_12: FJE5LP7ZC6OZ · pith_short_16: FJE5LP7ZC6OZG56G · pith_short_8: FJE5LP7Z

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/FJE5LP7ZC6OZG56GAYW3KKHQ2E \
  | 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: 2a49d5bff9179d9377c6062db528f0d12ebf43d105490bd5ee1b244a0854edb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51a3b26370e5e6d75c1b6a5fd45840ae16de45e9dae2e79f05bf71f2f1ded0f8",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2013-07-11T03:32:31Z",
    "title_canon_sha256": "88917bdefcb1e57b57d2a8b91858c29d037bf77b41c0208bf3e18de63311b6c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2966",
    "kind": "arxiv",
    "version": 1
  }
}