Pith Number

pith:LZLZBI2V

pith:2024:LZLZBI2VZU7H5JQXNVTHFALICL

not attested not anchored not stored refs pending

Tunneling of quantum geometries in spinfoams

Carlo Rovelli, Francesca Vidotto, Hal M. Haggard, Pietro Dona

arxiv:2402.09038 v2 · 2024-02-14 · 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{LZLZBI2VZU7H5JQXNVTHFALICL}

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

2 papers in Pith

Minimum lifetime of a black hole

Toller matrices and the Feynman $i\varepsilon$ in spinfoams

Receipt and verification

First computed	2026-07-05T08:20:27.725752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e5790a355cd3e7ea6176d6672816812c553c82f78cd2f317379ebeb3c1b8746

Aliases

arxiv: 2402.09038 · arxiv_version: 2402.09038v2 · doi: 10.48550/arxiv.2402.09038 · pith_short_12: LZLZBI2VZU7H · pith_short_16: LZLZBI2VZU7H5JQX · pith_short_8: LZLZBI2V

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/LZLZBI2VZU7H5JQXNVTHFALICL \
  | 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: 5e5790a355cd3e7ea6176d6672816812c553c82f78cd2f317379ebeb3c1b8746

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "544c0a5b2942a1c2fbd9e808b17459d01ecc5151456916632d1d150c0e814544",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-02-14T09:34:45Z",
    "title_canon_sha256": "de14f85d23c08c55a42ead5441ecb32c3b1fe34d66cee4504cb240fe349925d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.09038",
    "kind": "arxiv",
    "version": 2
  }
}