Pith Number

pith:D3ONR6EK

pith:2012:D3ONR6EKLCN2ZRID57HR3BACL6

not attested not anchored not stored refs pending

Photon-Graviton Amplitudes from the Effective Action

C. Schubert, F. Bastianelli, J.M. Davila, O. Corradini

arxiv:1203.1689 v1 · 2012-03-08 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D3ONR6EKLCN2ZRID57HR3BACL6}

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	2026-05-18T01:58:13.195920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1edcd8f88a589bacc503efcf1d84025fa17bc7c12fe4265b283a42d1e55b3dd2

Aliases

arxiv: 1203.1689 · arxiv_version: 1203.1689v1 · doi: 10.48550/arxiv.1203.1689 · pith_short_12: D3ONR6EKLCN2 · pith_short_16: D3ONR6EKLCN2ZRID · pith_short_8: D3ONR6EK

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/D3ONR6EKLCN2ZRID57HR3BACL6 \
  | 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: 1edcd8f88a589bacc503efcf1d84025fa17bc7c12fe4265b283a42d1e55b3dd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49601446e1819df21ccc7a3a3694abf2ae0dccb1bd3fba42e5673a802c4ebc68",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-03-08T04:37:00Z",
    "title_canon_sha256": "1b4c9654f3b348f5251a92665d650f1008c67348e163e78cb1a257dbf7db9be6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1689",
    "kind": "arxiv",
    "version": 1
  }
}