Pith Number

pith:GDZ6GBIM

pith:2025:GDZ6GBIMUP4YICRKFRRDVR5XYW

not attested not anchored not stored refs pending

Revisiting Varying Speed of Light in Cosmology: Insights from the Friedmann-Lema\^itre-Robertson-Walker Metric

Seokcheon Lee

arxiv:2505.15838 v1 · 2025-05-17 · physics.gen-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{GDZ6GBIMUP4YICRKFRRDVR5XYW}

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

Geometric Matching of Local Static Regions in Cosmological Spacetimes with an Evolving Lapse

Receipt and verification

First computed	2026-07-05T11:07:26.053192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30f3e3050ca3f9840a2a2c623ac7b7c5b37c49a20b3c226dc2c4316d8f283ea0

Aliases

arxiv: 2505.15838 · arxiv_version: 2505.15838v1 · doi: 10.48550/arxiv.2505.15838 · pith_short_12: GDZ6GBIMUP4Y · pith_short_16: GDZ6GBIMUP4YICRK · pith_short_8: GDZ6GBIM

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/GDZ6GBIMUP4YICRKFRRDVR5XYW \
  | 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: 30f3e3050ca3f9840a2a2c623ac7b7c5b37c49a20b3c226dc2c4316d8f283ea0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54fb2308da662c963773262c12c09b6ebac2d98cb9e9026ecf8793851441ced3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2025-05-17T04:54:03Z",
    "title_canon_sha256": "3ce6d74aba02c0f22097f85e6c55b73e6e98d1d7860b37d142df5cfc849e3378"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.15838",
    "kind": "arxiv",
    "version": 1
  }
}