Pith Number

pith:HVGPHPM4

pith:2017:HVGPHPM4SP7SNFKVBAAVXWIG3I

not attested not anchored not stored refs pending

When Cavendish meets Feynman: A quantum torsion balance for testing the quantumness of gravity

Angelo Bassi, Hendrik Ulbricht, Matteo Carlesso, Mauro Paternostro

arxiv:1710.08695 v1 · 2017-10-24 · 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{HVGPHPM4SP7SNFKVBAAVXWIG3I}

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.

Receipt and verification

First computed	2026-05-18T00:32:04.078580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d4cf3bd9c93ff26955508015bd906da395d527874779527da118ad5ab65ced6

Aliases

arxiv: 1710.08695 · arxiv_version: 1710.08695v1 · doi: 10.48550/arxiv.1710.08695 · pith_short_12: HVGPHPM4SP7S · pith_short_16: HVGPHPM4SP7SNFKV · pith_short_8: HVGPHPM4

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/HVGPHPM4SP7SNFKVBAAVXWIG3I \
  | 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: 3d4cf3bd9c93ff26955508015bd906da395d527874779527da118ad5ab65ced6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63a75f6b968b6f299428b08fe9a9be985da2a5b594940fecc189fc29e63c5ae0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-10-24T10:27:06Z",
    "title_canon_sha256": "05e2b43827672c75df89688a42a840cb2be8d814daed98ad25d62bada74f4641"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08695",
    "kind": "arxiv",
    "version": 1
  }
}