Pith Number

pith:JAIZKOF6

pith:2009:JAIZKOF6EPXSEPDFD24555LORT

not attested not anchored not stored refs pending

Fast calculation of HELAS amplitudes using graphics processing unit (GPU)

D. Rainwater, J. Kanzaki, K. Hagiwara, N. Okamura, T. Stelzer

arxiv:0908.4403 v2 · 2009-08-30 · physics.comp-ph · hep-ex · hep-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{JAIZKOF6EPXSEPDFD24555LORT}

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.

Cited by

1 paper in Pith

The automated computation of tree-level and next-to-leading order differential cross sections, and their matching to parton shower simulations

Receipt and verification

First computed	2026-05-18T04:39:39.125568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48119538be23ef223c651eb9def56e8cc9f86aaafd3e94bc626ad612cfd12e59

Aliases

arxiv: 0908.4403 · arxiv_version: 0908.4403v2 · doi: 10.48550/arxiv.0908.4403 · pith_short_12: JAIZKOF6EPXS · pith_short_16: JAIZKOF6EPXSEPDF · pith_short_8: JAIZKOF6

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/JAIZKOF6EPXSEPDFD24555LORT \
  | 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: 48119538be23ef223c651eb9def56e8cc9f86aaafd3e94bc626ad612cfd12e59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5b623ea73661bea4a7720c6d3322e61ddf86992ce2bae5f957af7fe2a910964",
    "cross_cats_sorted": [
      "hep-ex",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2009-08-30T16:13:55Z",
    "title_canon_sha256": "7f2bc7e47980f7bffa0712777be0a1c0f9e5f7862606532a7884a79d9e71a87c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4403",
    "kind": "arxiv",
    "version": 2
  }
}