Pith Number

pith:RPFTWGX3

pith:1998:RPFTWGX3BDRPDK62B2ANGNAM4X

not attested not anchored not stored refs pending

Solutions to the Quasi-flatness and Quasi-lambda Problems

Joao Magueijo, John D. Barrow

arxiv:astro-ph/9811073 v2 · 1998-11-04 · 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{RPFTWGX3BDRPDK62B2ANGNAM4X}

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	2026-07-04T16:07:09.830511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bcb3b1afb08e2f1abda0e80d3340ce5f1705642c18f0428b6df0bb23661c882

Aliases

arxiv: astro-ph/9811073 · arxiv_version: astro-ph/9811073v2 · doi: 10.48550/arxiv.astro-ph/9811073 · pith_short_12: RPFTWGX3BDRP · pith_short_16: RPFTWGX3BDRPDK62 · pith_short_8: RPFTWGX3

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/RPFTWGX3BDRPDK62B2ANGNAM4X \
  | 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: 8bcb3b1afb08e2f1abda0e80d3340ce5f1705642c18f0428b6df0bb23661c882

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8b70d64eea2220de47235b992586fb1251f3152d86b049b26e9ad466e91c424",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-11-04T12:37:56Z",
    "title_canon_sha256": "927c1261320477df10c9150a7a0e0c931930a95dc73851d5fd6ed611602ea729"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9811073",
    "kind": "arxiv",
    "version": 2
  }
}