Pith Number

pith:55TLP47J

pith:2020:55TLP47JU4345BBAECVS3J4NVN

not attested not anchored not stored refs pending

The Two-Loop Four-Graviton Scattering Amplitudes

B. Page, F. Febres Cordero, H. Ita, M. Jaquier, M. S. Ruf, S. Abreu, V. Sotnikov

arxiv:2002.12374 v2 · 2020-02-27 · hep-th · gr-qc · 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{55TLP47JU4345BBAECVS3J4NVN}

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	2026-06-01T01:02:10.759221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef66b7f3e9a737ce842020ab2da78dab62bf4eac0529b2b5bf8bf0e864b17ad1

Aliases

arxiv: 2002.12374 · arxiv_version: 2002.12374v2 · doi: 10.48550/arxiv.2002.12374 · pith_short_12: 55TLP47JU434 · pith_short_16: 55TLP47JU4345BBA · pith_short_8: 55TLP47J

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/55TLP47JU4345BBAECVS3J4NVN \
  | 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: ef66b7f3e9a737ce842020ab2da78dab62bf4eac0529b2b5bf8bf0e864b17ad1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "334b3e83c6c59f3e5f3b4365169f2dda9d800254599ba5666b5ef793e4fc126c",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-02-27T19:00:00Z",
    "title_canon_sha256": "f7a92228ac57a4e39131b89e50718125698d56c8cf574a3c3cbb5533b146d01a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12374",
    "kind": "arxiv",
    "version": 2
  }
}