Pith Number

pith:PGPJOPEE

pith:2012:PGPJOPEEA2GMCMAZTEZNL34U2S

not attested not anchored not stored refs pending

Hepta-Cuts of Two-Loop Scattering Amplitudes

Hjalte Frellesvig, Simon Badger, Yang Zhang

arxiv:1202.2019 v2 · 2012-02-09 · hep-ph · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PGPJOPEEA2GMCMAZTEZNL34U2S}

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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

2 papers in Pith

A numerical evaluation of planar two-loop helicity amplitudes for a W-boson plus four partons

Genus drop involving non-hyperelliptic curves in Feynman integrals

Receipt and verification

First computed	2026-05-18T03:57:40.265249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

799e973c84068cc130199932d5ef94d4b98a0d9c377e7fa44566bc1a419ebb58

Aliases

arxiv: 1202.2019 · arxiv_version: 1202.2019v2 · doi: 10.48550/arxiv.1202.2019 · pith_short_12: PGPJOPEEA2GM · pith_short_16: PGPJOPEEA2GMCMAZ · pith_short_8: PGPJOPEE

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/PGPJOPEEA2GMCMAZTEZNL34U2S \
  | 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: 799e973c84068cc130199932d5ef94d4b98a0d9c377e7fa44566bc1a419ebb58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b37df4253b3b5ed87b59090ba56fde3d76c49208c3acdd01862266ab064e29c",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2012-02-09T15:33:46Z",
    "title_canon_sha256": "1c99f7d8806fa01b6e2da89ed5a1625d76da02cb4c487d86e4997960b232b485"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2019",
    "kind": "arxiv",
    "version": 2
  }
}