Pith Number

pith:SMQAOOLJ

pith:2008:SMQAOOLJVPWLWQA3TNYRFPL5Y7

not attested not anchored not stored refs pending

Regularization and finiteness of the Lorentzian LQG vertices

Jonathan Engle, Roberto Pereira

arxiv:0805.4696 v2 · 2008-05-30 · 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{SMQAOOLJVPWLWQA3TNYRFPL5Y7}

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

(2+1) Lorentzian quantum cosmology from spin-foams: opportunities and obstacles for semi-classicality

Receipt and verification

First computed	2026-07-04T16:21:58.189802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9320073969abecbb401b9b7112bd7dc7c818b7a65ba162a1964f84b0f0eec102

Aliases

arxiv: 0805.4696 · arxiv_version: 0805.4696v2 · doi: 10.48550/arxiv.0805.4696 · pith_short_12: SMQAOOLJVPWL · pith_short_16: SMQAOOLJVPWLWQA3 · pith_short_8: SMQAOOLJ

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/SMQAOOLJVPWLWQA3TNYRFPL5Y7 \
  | 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: 9320073969abecbb401b9b7112bd7dc7c818b7a65ba162a1964f84b0f0eec102

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "544a3566af88dee883f6f1a020e43acf3ed4f303dc91fd98b15b8ecdb08f59f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-05-30T08:40:39Z",
    "title_canon_sha256": "72dc5ec35d8de718379193c93b2551df390e343ca53184de8b66bab7f7b23cfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.4696",
    "kind": "arxiv",
    "version": 2
  }
}