Pith Number

pith:K7IU2R4Y

pith:2000:K7IU2R4Y5CUFEYUZDYBFJNM4KX

not attested not anchored not stored refs pending

HELAC: a package to compute electroweak helicity amplitudes

Aggeliki Kanaki, Costas G. Papadopoulos

arxiv:hep-ph/0002082 v2 · 2000-02-08 · 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{K7IU2R4Y5CUFEYUZDYBFJNM4KX}

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

4 papers in Pith

SMEFT everywhere: a NLO study of $\boldsymbol{pp \to t\bar{t}H}$ with decaying tops

Monte Carlo Event Generators for Future Lepton Colliders

SMEFT everywhere: a NLO study of $\boldsymbol{pp \to t\bar{t}H}$ with decaying tops

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	2026-07-04T16:20:01.579138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57d14d4798e8a85262991e0254b59c55d33441f7e897573839a705403d7b15dd

Aliases

arxiv: hep-ph/0002082 · arxiv_version: hep-ph/0002082v2 · doi: 10.48550/arxiv.hep-ph/0002082 · pith_short_12: K7IU2R4Y5CUF · pith_short_16: K7IU2R4Y5CUFEYUZ · pith_short_8: K7IU2R4Y

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/K7IU2R4Y5CUFEYUZDYBFJNM4KX \
  | 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: 57d14d4798e8a85262991e0254b59c55d33441f7e897573839a705403d7b15dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1572dc5943a27807c6d087a5c4c6c416fd253acaf116022db54383936f7dffbe",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2000-02-08T09:27:06Z",
    "title_canon_sha256": "2f5090efb56e41bc97a5964f010fddad7708b26c85ecfa924ddc858f99769c52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0002082",
    "kind": "arxiv",
    "version": 2
  }
}