Pith Number

pith:657NUTFQ

pith:2018:657NUTFQPKDOEWRHSDDEJ333QN

not attested not anchored not stored refs pending

On the possibility of laboratory evidence for quantum superposition of geometries

Carlo Rovelli, Marios Christodoulou

arxiv:1808.05842 v2 · 2018-08-17 · gr-qc · quant-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{657NUTFQPKDOEWRHSDDEJ333QN}

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

4 papers in Pith

Rethinking quantum information in gravity and fields

Entanglement dynamics of two mesoscopic objects with gravitational interaction

Testing ER = EPR with Hydrogen

When does entanglement through gravity imply gravitons?

Receipt and verification

First computed	2026-07-05T00:11:54.878857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f77eda4cb07a86e25a2790c644ef7b835861e1a4a4e6ef1b86d59cbce0a8cba1

Aliases

arxiv: 1808.05842 · arxiv_version: 1808.05842v2 · doi: 10.48550/arxiv.1808.05842 · pith_short_12: 657NUTFQPKDO · pith_short_16: 657NUTFQPKDOEWRH · pith_short_8: 657NUTFQ

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/657NUTFQPKDOEWRHSDDEJ333QN \
  | 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: f77eda4cb07a86e25a2790c644ef7b835861e1a4a4e6ef1b86d59cbce0a8cba1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf0df72fee2c9f0618436196fe9c2b71d93142a3e2578edf620e5ad31a73c25e",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-08-17T12:47:50Z",
    "title_canon_sha256": "97f36c111adbd66de42dc77931bc3035193b71eb5fa1896e0f4851a7108a7b7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05842",
    "kind": "arxiv",
    "version": 2
  }
}