Pith Number

pith:BCKBVP57

pith:2009:BCKBVP576AG4BB4AJMPNNCLQTS

not attested not anchored not stored refs pending

Calculating gluon one-loop amplitudes numerically

Jan-Christopher Winter, Walter T. Giele

arxiv:0902.0094 v1 · 2009-02-01 · 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{BCKBVP576AG4BB4AJMPNNCLQTS}

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

A general framework for implementing NLO calculations in shower Monte Carlo programs: the POWHEG BOX

Receipt and verification

First computed	2026-07-04T15:37:11.756293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08941abfbff00dc087804b1ed689709cb86b91af54f1e412e006b8781f480d35

Aliases

arxiv: 0902.0094 · arxiv_version: 0902.0094v1 · doi: 10.48550/arxiv.0902.0094 · pith_short_12: BCKBVP576AG4 · pith_short_16: BCKBVP576AG4BB4A · pith_short_8: BCKBVP57

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/BCKBVP576AG4BB4AJMPNNCLQTS \
  | 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: 08941abfbff00dc087804b1ed689709cb86b91af54f1e412e006b8781f480d35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2f00bdfb1f78ec431646d8b6a20edc8d3679461e6d9e94a7bebc7f34a3303c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-02-01T00:50:10Z",
    "title_canon_sha256": "412270be3dd2632c113980dac606d2ea59e62dde086c180ac8cc60adbd4eaaa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.0094",
    "kind": "arxiv",
    "version": 1
  }
}