Pith Number

pith:CWLUBPKK

pith:2025:CWLUBPKKXYZX3M5KAQLQKEQD5L

not attested not anchored not stored refs pending

The Spectre of Underdetermination in Modern Cosmology

James Read, Pedro G. Ferreira, William J. Wolf

arxiv:2501.06095 v2 · 2025-01-10 · physics.hist-ph · astro-ph.CO · 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{CWLUBPKKXYZX3M5KAQLQKEQD5L}

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

2 papers in Pith

The Status of Single Scalar Field Dark Energy

A Master Equation for Screening in Luminal Horndeski Gravity

Receipt and verification

First computed	2026-07-05T11:56:16.989685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

159740bd4abe337db3aa0417051203eaeb4214e868790542fc8dc7bdab809849

Aliases

arxiv: 2501.06095 · arxiv_version: 2501.06095v2 · doi: 10.48550/arxiv.2501.06095 · pith_short_12: CWLUBPKKXYZX · pith_short_16: CWLUBPKKXYZX3M5K · pith_short_8: CWLUBPKK

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/CWLUBPKKXYZX3M5KAQLQKEQD5L \
  | 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: 159740bd4abe337db3aa0417051203eaeb4214e868790542fc8dc7bdab809849

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64cd007d122ebce1780f663063676111e34deb74d441725aa4536221e1f0f964",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2025-01-10T16:45:43Z",
    "title_canon_sha256": "4e63fa03d7f80bdbc445536f27cc972904c4ddcfbd5268f27341921b8a78302b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.06095",
    "kind": "arxiv",
    "version": 2
  }
}