Pith Number

pith:7BGPP4OY

pith:2020:7BGPP4OY5MJWECYQBJQC2646JX

not attested not anchored not stored refs pending

Double Copy in Higher Derivative Operators of Nambu-Goldstone Bosons

Ian Low, Laurentiu Rodina, Zhewei Yin

arxiv:2009.00008 v3 · 2020-08-31 · hep-th · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BGPP4OY5MJWECYQBJQC2646JX}

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.

Receipt and verification

First computed	2026-07-05T02:10:06.791622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f84cf7f1d8eb13620b100a602d7b9e4dc0b98667b2b3435af362579b596e390c

Aliases

arxiv: 2009.00008 · arxiv_version: 2009.00008v3 · doi: 10.48550/arxiv.2009.00008 · pith_short_12: 7BGPP4OY5MJW · pith_short_16: 7BGPP4OY5MJWECYQ · pith_short_8: 7BGPP4OY

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/7BGPP4OY5MJWECYQBJQC2646JX \
  | 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: f84cf7f1d8eb13620b100a602d7b9e4dc0b98667b2b3435af362579b596e390c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dd0f06b5cfe41c44022447aceaf34060cfbfc4ae4122b2222e88d1ed0435ea2",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-08-31T18:00:01Z",
    "title_canon_sha256": "9358812df49ccaf0b4c4d65a30058ab5e25affd57fdb4d4e239a97674bd39930"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.00008",
    "kind": "arxiv",
    "version": 3
  }
}