Pith Number

pith:2ORIMOTQ

pith:2000:2ORIMOTQ5M2QJVDE54I3XNOSPM

not attested not anchored not stored refs pending

Geometrodynamics of Variable-Speed-of-Light Cosmologies

Bruce A. Bassett (University of Oxford, Carmen Molina-Paris (Los Alamos), INFN; Trieste), Matt Visser (Washington University in Saint Louis), Portsmouth University), Stefano Liberati (SISSA

arxiv:astro-ph/0001441 v2 · 2000-01-25 · astro-ph · gr-qc · hep-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{2ORIMOTQ5M2QJVDE54I3XNOSPM}

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	2026-05-18T02:40:36.905181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3a2863a70eb3504d464ef11bbb5d27b0f909bdcf0c92d7c25289b4648447da4

Aliases

arxiv: astro-ph/0001441 · arxiv_version: astro-ph/0001441v2 · doi: 10.48550/arxiv.astro-ph/0001441 · pith_short_12: 2ORIMOTQ5M2Q · pith_short_16: 2ORIMOTQ5M2QJVDE · pith_short_8: 2ORIMOTQ

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/2ORIMOTQ5M2QJVDE54I3XNOSPM \
  | 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: d3a2863a70eb3504d464ef11bbb5d27b0f909bdcf0c92d7c25289b4648447da4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7b9f7dd167196f255c234013fd6aa735ff3d41ab9d0f7a72e5ab339c0c9ec04",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-01-25T19:28:59Z",
    "title_canon_sha256": "760cf4b234eb7c98e82eaf81a81c6b430266e35c9d1571f46740a152cca85987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0001441",
    "kind": "arxiv",
    "version": 2
  }
}