Pith Number

pith:GA5QHUCB

pith:2022:GA5QHUCBXUXV7ZZIBGRLXTLY3Z

not attested not anchored not stored refs pending

New relations for tree-level form factors and scattering amplitudes

Guanda Lin, Jin Dong, Song He

arxiv:2208.00592 v2 · 2022-08-01 · 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{GA5QHUCBXUXV7ZZIBGRLXTLY3Z}

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

Form factors from string amplitudes

Receipt and verification

First computed	2026-07-05T05:46:18.515661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

303b03d041bd2f5fe72809a2bbcd78de5ddcecaa158f6d802f7d6248268634e1

Aliases

arxiv: 2208.00592 · arxiv_version: 2208.00592v2 · doi: 10.48550/arxiv.2208.00592 · pith_short_12: GA5QHUCBXUXV · pith_short_16: GA5QHUCBXUXV7ZZI · pith_short_8: GA5QHUCB

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/GA5QHUCBXUXV7ZZIBGRLXTLY3Z \
  | 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: 303b03d041bd2f5fe72809a2bbcd78de5ddcecaa158f6d802f7d6248268634e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63d104505532a84598850c7b3fa498ee222c02150f03acf5526c76e8e4ec708d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2022-08-01T03:39:00Z",
    "title_canon_sha256": "8e013329a118cff5ecee5e817943411c5de0fea584c7b68aa4dcb354508d4b7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.00592",
    "kind": "arxiv",
    "version": 2
  }
}