Pith Number

pith:BFMLRVX2

pith:2022:BFMLRVX2KRTXZEGNPFAEQYTWS2

not attested not anchored not stored refs pending

Classical Double Copy of Spinning Worldline Quantum Field Theory

Canxin Shi, Francesco Comberiati

arxiv:2212.13855 v2 · 2022-12-28 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BFMLRVX2KRTXZEGNPFAEQYTWS2}

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

Five-dimensional Geometry from Spinning Amplitudes

Ab Initio Construction of Poincar\'e and AdS Particle

Black Hole Response Theory and its Exact Shockwave Limit

Receipt and verification

First computed	2026-07-05T05:59:05.896461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0958b8d6fa54677c90cd794048627696acd47625744cbe5393c559d857700960

Aliases

arxiv: 2212.13855 · arxiv_version: 2212.13855v2 · doi: 10.48550/arxiv.2212.13855 · pith_short_12: BFMLRVX2KRTX · pith_short_16: BFMLRVX2KRTXZEGN · pith_short_8: BFMLRVX2

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/BFMLRVX2KRTXZEGNPFAEQYTWS2 \
  | 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: 0958b8d6fa54677c90cd794048627696acd47625744cbe5393c559d857700960

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad35a3b7346d9535983951e0c6aec0adadc135498b0d6bd054b3286f099562e8",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2022-12-28T15:08:43Z",
    "title_canon_sha256": "c7d8b4ce2128a0e5fadd949f828f82b2fc555ee0150c5eaf089ec1dfdc27e110"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.13855",
    "kind": "arxiv",
    "version": 2
  }
}