Pith Number

pith:CBTAFW7R

pith:2019:CBTAFW7RQVCLJOTDSUOXVCVBX6

not attested not anchored not stored refs pending

Asteroseismic constraints on the cosmic-time variation of the gravitational constant from an ancient main-sequence star

Earl Patrick Bellinger, J{\o}rgen Christensen-Dalsgaard

arxiv:1909.06378 v2 · 2019-09-13 · astro-ph.SR · 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{CBTAFW7RQVCLJOTDSUOXVCVBX6}

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

1 paper in Pith

The effect of the gravitational constant variation on the phase of gravitational waves

Receipt and verification

First computed	2026-07-05T00:30:24.640718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

106602dbf18544b4ba63951d7a8aa1bfbef2aa66cc18596bde04550d9e166c22

Aliases

arxiv: 1909.06378 · arxiv_version: 1909.06378v2 · doi: 10.48550/arxiv.1909.06378 · pith_short_12: CBTAFW7RQVCL · pith_short_16: CBTAFW7RQVCLJOTD · pith_short_8: CBTAFW7R

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/CBTAFW7RQVCLJOTDSUOXVCVBX6 \
  | 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: 106602dbf18544b4ba63951d7a8aa1bfbef2aa66cc18596bde04550d9e166c22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5be3f85554bd36e443f0dd6b406996982c160f440c69a1f109fe893dd378a16",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-09-13T18:00:01Z",
    "title_canon_sha256": "892f91491c6cc0b0278aa7ee2a7021cb8b887b850665472e944e1901e2ce9284"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.06378",
    "kind": "arxiv",
    "version": 2
  }
}