Pith Number

pith:42I4RM2Z

pith:2019:42I4RM2Z6XIPS5MCIOL5FPZTEL

not attested not anchored not stored refs pending

The two-loop five-particle amplitude in $\mathcal{N}=8$ supergravity

D. Chicherin, J. M. Henn, P. Wasser, S. Zoia, T. Gehrmann, Y. Zhang

arxiv:1901.05932 v1 · 2019-01-17 · 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{42I4RM2Z6XIPS5MCIOL5FPZTEL}

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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

1 paper in Pith

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

Receipt and verification

First computed	2026-05-17T23:47:26.563607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e691c8b359f5d0f975824397d2bf3322caac077f30561309631895d092624658

Aliases

arxiv: 1901.05932 · arxiv_version: 1901.05932v1 · doi: 10.48550/arxiv.1901.05932 · pith_short_12: 42I4RM2Z6XIP · pith_short_16: 42I4RM2Z6XIPS5MC · pith_short_8: 42I4RM2Z

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/42I4RM2Z6XIPS5MCIOL5FPZTEL \
  | 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: e691c8b359f5d0f975824397d2bf3322caac077f30561309631895d092624658

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e544872b16572da74e976ebd91360850a3b0ec5ac460b0772a7538ab92bb34f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-01-17T18:11:36Z",
    "title_canon_sha256": "2040c56db5721c3d89338f6c2bd9afbe76044bfaa5fc23cc259bb56b7b7f11b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05932",
    "kind": "arxiv",
    "version": 1
  }
}