Pith Number

pith:CWEXY3G2

pith:2000:CWEXY3G2WN32P772FNB5HHWKDI

not attested not anchored not stored refs pending

Stars and black holes in varying speed of light theories

Joao Magueijo

arxiv:astro-ph/0010591 v1 · 2000-10-29 · astro-ph · gr-qc · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWEXY3G2WN32P772FNB5HHWKDI}

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

Alleviating the Hubble Tension via Cosmological Time Dilation in the meVSL Model

Receipt and verification

First computed	2026-07-04T16:17:30.084437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15897c6cdab377a7fffa2b43d39eca1a0ed3ee51a7691b2e3350ced178a21d44

Aliases

arxiv: astro-ph/0010591 · arxiv_version: astro-ph/0010591v1 · doi: 10.48550/arxiv.astro-ph/0010591 · pith_short_12: CWEXY3G2WN32 · pith_short_16: CWEXY3G2WN32P772 · pith_short_8: CWEXY3G2

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/CWEXY3G2WN32P772FNB5HHWKDI \
  | 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: 15897c6cdab377a7fffa2b43d39eca1a0ed3ee51a7691b2e3350ced178a21d44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69bae427d36b47e05c95ac4d9aa01c1f567e2ec0f6cd71bec2e30620a566f682",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-10-29T15:49:06Z",
    "title_canon_sha256": "0214f48d86af49110c7f180ad28c1749cbfcbf5bb16d5a2b31c76be87fd6c7ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0010591",
    "kind": "arxiv",
    "version": 1
  }
}