Pith Number

pith:55LCHOJO

pith:2012:55LCHOJOT3VUE7CGE36B25STDH

not attested not anchored not stored refs pending

The twistorial structure of loop-gravity transition amplitudes

Simone Speziale, Wolfgang M. Wieland

arxiv:1207.6348 v2 · 2012-07-26 · gr-qc · 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{55LCHOJOT3VUE7CGE36B25STDH}

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

Spinfoams, $\gamma$-duality and parity violation in primordial gravitational waves

Receipt and verification

First computed	2026-05-18T01:56:06.952785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef5623b92e9eeb427c4626fc1d765319c58dcae142e2debe5ca5db5c993ce967

Aliases

arxiv: 1207.6348 · arxiv_version: 1207.6348v2 · doi: 10.48550/arxiv.1207.6348 · pith_short_12: 55LCHOJOT3VU · pith_short_16: 55LCHOJOT3VUE7CG · pith_short_8: 55LCHOJO

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/55LCHOJOT3VUE7CGE36B25STDH \
  | 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: ef5623b92e9eeb427c4626fc1d765319c58dcae142e2debe5ca5db5c993ce967

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbfced3ad5f7073a0a0bf4e3636253ad3fd180abca8f70243cc980c581ddb6a6",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-07-26T17:48:07Z",
    "title_canon_sha256": "f128f75a9151869ccc9eecfaa9142444d6dc2b9710e0a5b3eec0e4fceb46a1fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6348",
    "kind": "arxiv",
    "version": 2
  }
}