Pith Number

pith:DKTILCMC

pith:2020:DKTILCMC3O4YHEO5W7IWB6W6ZP

not attested not anchored not stored refs pending

A Twistorial Foundation for the Classical Double Copy

Chris D. White

arxiv:2012.02479 v1 · 2020-12-04 · hep-th · gr-qc · hep-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DKTILCMC3O4YHEO5W7IWB6W6ZP}

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

4 papers in Pith

Non-topological solitons in biadjoint scalar field theory

Hawking Radiation meets the Double Copy

The Penrose Transform and the Kerr-Schild double copy

Untwisting the double copy: the zeroth copy as an optical seed

Receipt and verification

First computed	2026-07-05T02:15:37.324228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aa6858982dbb98391ddb7d160fadecbdb1550bafc08a67594a5288a62cd1788

Aliases

arxiv: 2012.02479 · arxiv_version: 2012.02479v1 · doi: 10.48550/arxiv.2012.02479 · pith_short_12: DKTILCMC3O4Y · pith_short_16: DKTILCMC3O4YHEO5 · pith_short_8: DKTILCMC

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/DKTILCMC3O4YHEO5W7IWB6W6ZP \
  | 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: 1aa6858982dbb98391ddb7d160fadecbdb1550bafc08a67594a5288a62cd1788

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a496cdd68c0bee070399ec36c817df7234e3ec101d04bfc0573d573ea9aa9613",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-12-04T09:15:48Z",
    "title_canon_sha256": "5f5ea666ef635c0d8291269f695a797166b3b68d97a56a5fd8d9fd72819cc733"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.02479",
    "kind": "arxiv",
    "version": 1
  }
}