Pith Number

pith:XZ2D54RY

pith:2002:XZ2D54RY5NVGSGSJ7OR4WYZAQ7

not attested not anchored not stored refs pending

Some Observational Consequences of Brane World Cosmologies

J. S. Alcaniz (University of Washington)

arxiv:astro-ph/0202492 v2 · 2002-02-26 · astro-ph · gr-qc · 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{XZ2D54RY5NVGSGSJ7OR4WYZAQ7}

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

Modified Gravity and Cosmology

Receipt and verification

First computed	2026-07-04T15:26:21.064630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be743ef238eb6a691a49fba3cb632087d2badc1fe063227628d9f4ae48e3d770

Aliases

arxiv: astro-ph/0202492 · arxiv_version: astro-ph/0202492v2 · doi: 10.48550/arxiv.astro-ph/0202492 · pith_short_12: XZ2D54RY5NVG · pith_short_16: XZ2D54RY5NVGSGSJ · pith_short_8: XZ2D54RY

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/XZ2D54RY5NVGSGSJ7OR4WYZAQ7 \
  | 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: be743ef238eb6a691a49fba3cb632087d2badc1fe063227628d9f4ae48e3d770

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b02a3dcc9b015ec8f4f576c6c26d5872352d0a777df1e2df7e692e4f2e27fd79",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-02-26T20:27:42Z",
    "title_canon_sha256": "8e60684746c33d7a8eab29005aa8ce6669fa676705bf82ab4568f740a80a5e6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0202492",
    "kind": "arxiv",
    "version": 2
  }
}