Pith Number

pith:YNLBQGZU

pith:2018:YNLBQGZUFIUJ2K6ZR4JEWXBP5B

not attested not anchored not stored refs pending

A citation history of measurements of Newtons constant of Gravity

Katelyn Horstman, Virginia Trimble

arxiv:1811.10556 v1 · 2018-11-26 · physics.hist-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{YNLBQGZUFIUJ2K6ZR4JEWXBP5B}

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	2026-05-17T23:59:54.349836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c356181b342a289d2bd98f124b5c2fe85b55eb4d8e8e82d331a9862586a934ea

Aliases

arxiv: 1811.10556 · arxiv_version: 1811.10556v1 · doi: 10.48550/arxiv.1811.10556 · pith_short_12: YNLBQGZUFIUJ · pith_short_16: YNLBQGZUFIUJ2K6Z · pith_short_8: YNLBQGZU

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/YNLBQGZUFIUJ2K6ZR4JEWXBP5B \
  | 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: c356181b342a289d2bd98f124b5c2fe85b55eb4d8e8e82d331a9862586a934ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39792e88d9b1e74de8599e9e51b1af28fb210f9b44315cfe3bbaf3835c42b3cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2018-11-26T18:02:07Z",
    "title_canon_sha256": "6fac712fb3d807a20b70212a9f2f60349826f9a04fdbd7f3a3a58dfb538a1c53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.10556",
    "kind": "arxiv",
    "version": 1
  }
}