Pith Number

pith:VM5Q5CSJ

pith:2021:VM5Q5CSJNX7IVWNGHYW5SHTGKD

not attested not anchored not stored refs pending

Quantum generalisation of Einstein's Equivalence Principle can be verified with entangled clocks as quantum reference frames

Carlo Cepollaro, Flaminia Giacomini

arxiv:2112.03303 v5 · 2021-12-06 · quant-ph · 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{VM5Q5CSJNX7IVWNGHYW5SHTGKD}

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

Quantum Reference Fields Transformations in Linearized Quantum Gravity

Equivalence Principle violation in metric-affine gravity and finite-temperature effects

Receipt and verification

First computed	2026-07-05T09:17:30.524635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab3b0e8a496dfe8ad9a63e2dd91e6650c2dde0e4264a1d01d4ccb277f5808578

Aliases

arxiv: 2112.03303 · arxiv_version: 2112.03303v5 · doi: 10.48550/arxiv.2112.03303 · pith_short_12: VM5Q5CSJNX7I · pith_short_16: VM5Q5CSJNX7IVWNG · pith_short_8: VM5Q5CSJ

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/VM5Q5CSJNX7IVWNGHYW5SHTGKD \
  | 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: ab3b0e8a496dfe8ad9a63e2dd91e6650c2dde0e4264a1d01d4ccb277f5808578

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "721f97a53dd6526bd38548e72f6f6c6c97d5911d974a8564ff1deea9bbd2ca32",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-06T19:00:37Z",
    "title_canon_sha256": "be5db024f0b29a03bc7bd00fe234d801913df5909072169fe227de55e68fa503"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.03303",
    "kind": "arxiv",
    "version": 5
  }
}