Pith Number

pith:6JB6DDZU

pith:2017:6JB6DDZU6JBJ4V5JYNBP5TSKO2

not attested not anchored not stored refs pending

Short-range test of the universality of gravitational constant $G$ at the millimeter scale using a digital image sensor

H. Kawamura, H. Murakami, H. Nishio, J. Murata, J. Onishi, K. Ninomiya, K. Watanabe, M. Hata, M. Hatori, N. Ogawa, R. Kishi, R. Tanuma, R. Tsutsui, S. Inaba, S. Saiba, S. Tanaka, T. Akiyama, T. Iguri, T. Sakuta, Y. Ikeda, Y. Nakaya, Y. Totsuka

arxiv:1708.01482 v1 · 2017-08-04 · 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{6JB6DDZU6JBJ4V5JYNBP5TSKO2}

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	2026-05-18T00:36:47.229514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f243e18f34f2429e57a9c342fece4a76bdab9aa71143c955847c75b8c481e2a1

Aliases

arxiv: 1708.01482 · arxiv_version: 1708.01482v1 · doi: 10.48550/arxiv.1708.01482 · pith_short_12: 6JB6DDZU6JBJ · pith_short_16: 6JB6DDZU6JBJ4V5J · pith_short_8: 6JB6DDZU

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/6JB6DDZU6JBJ4V5JYNBP5TSKO2 \
  | 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: f243e18f34f2429e57a9c342fece4a76bdab9aa71143c955847c75b8c481e2a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2830806e0c2cae2dcfeb4d29dbaf184ea8a651d4747c288d837ebdddbfbba71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-08-04T13:12:26Z",
    "title_canon_sha256": "f1a5404d74bfa21537298b8edee7a79c1ce5f379b175381d714e5380f515a346"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01482",
    "kind": "arxiv",
    "version": 1
  }
}