Pith Number

pith:4FPKAEUV

pith:2022:4FPKAEUVMGY4KOSETZ6YHHGLFO

not attested not anchored not stored refs pending

The SAGEX Review on Scattering Amplitudes, Chapter 7: Positive Geometry of Scattering Amplitudes

Enrico Herrmann, Jaroslav Trnka

arxiv:2203.13018 v2 · 2022-03-24 · 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{4FPKAEUVMGY4KOSETZ6YHHGLFO}

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

3 papers in Pith

Planar loop integrands from cuts in $D$ dimensions

BCFW like recursion for Deformed Associahedron

Notes on off-shell conformal integrals and correlation functions at five points

Receipt and verification

First computed	2026-07-05T05:44:48.240521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e15ea0129561b1c53a449e7d839ccb2bb4480f927efa233a2bdf711069acabae

Aliases

arxiv: 2203.13018 · arxiv_version: 2203.13018v2 · doi: 10.48550/arxiv.2203.13018 · pith_short_12: 4FPKAEUVMGY4 · pith_short_16: 4FPKAEUVMGY4KOSE · pith_short_8: 4FPKAEUV

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/4FPKAEUVMGY4KOSETZ6YHHGLFO \
  | 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: e15ea0129561b1c53a449e7d839ccb2bb4480f927efa233a2bdf711069acabae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e07f3c7dfff82c25585e10a6b3f5d4f40f4b22484218a9d04151e2536a782e96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2022-03-24T12:00:22Z",
    "title_canon_sha256": "280252ea1e83f3d21df514af57ada9909271cbf91a5763e7210d06a98d342840"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.13018",
    "kind": "arxiv",
    "version": 2
  }
}