Pith Number

pith:R6U43UMO

pith:2021:R6U43UMO6H6ZXICBCJABCCBBW6

not attested not anchored not stored refs pending

The seeds of EFT double copy

Camila S. Machado, Christophe Grojean, Gauthier Durieux, Jasper Roosmale Nepveu, Quentin Bonnefoy

arxiv:2112.11453 v2 · 2021-12-21 · 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{R6U43UMO6H6ZXICBCJABCCBBW6}

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

1 paper in Pith

Dyeing form factors as amplitudes

Receipt and verification

First computed	2026-07-05T04:23:23.915143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fa9cdd18ef1fd9ba0411240110821b79a6bca346b5910bbd5d3ba8f99f2a52a

Aliases

arxiv: 2112.11453 · arxiv_version: 2112.11453v2 · doi: 10.48550/arxiv.2112.11453 · pith_short_12: R6U43UMO6H6Z · pith_short_16: R6U43UMO6H6ZXICB · pith_short_8: R6U43UMO

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/R6U43UMO6H6ZXICBCJABCCBBW6 \
  | 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: 8fa9cdd18ef1fd9ba0411240110821b79a6bca346b5910bbd5d3ba8f99f2a52a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9affd00d69a686fdad3b089525acc5a10840ce96033cc0000bf4a88a2ee46a7",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-12-21T18:59:31Z",
    "title_canon_sha256": "4c5ec77241b6a6234ba552f94d914f91206efa2151496b27753a21b664181b10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.11453",
    "kind": "arxiv",
    "version": 2
  }
}