Pith Number

pith:XGJTP234

pith:2019:XGJTP234GBWFJH762FWLP5ITQY

not attested not anchored not stored refs pending

Testing extended Jordan-Brans-Dicke theories with future cosmological observations

Caterina Umilt\`a, Daniela Paoletti, Domenico Sapone, Fabio Finelli, Mario Ballardini

arxiv:1902.01407 v2 · 2019-02-04 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XGJTP234GBWFJH762FWLP5ITQY}

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	2026-05-17T23:43:49.963508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b99337eb7c306c549ffed16cb7f513862df2887dfd24621c0499ad5e6de549d8

Aliases

arxiv: 1902.01407 · arxiv_version: 1902.01407v2 · doi: 10.48550/arxiv.1902.01407 · pith_short_12: XGJTP234GBWF · pith_short_16: XGJTP234GBWFJH76 · pith_short_8: XGJTP234

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/XGJTP234GBWFJH762FWLP5ITQY \
  | 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: b99337eb7c306c549ffed16cb7f513862df2887dfd24621c0499ad5e6de549d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2182fc5d7e7f8d729dcfc16a36c42567a9c1896b2197e6ba01994f3e966fea2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-04T19:00:02Z",
    "title_canon_sha256": "8394e5a5ae4cc8a3716f09e0b0a02939f1bb1298f27b60e5673cacfaaeab6228"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01407",
    "kind": "arxiv",
    "version": 2
  }
}