Pith Number

pith:YUMJSVAD

pith:1995:YUMJSVADOHBVRYLK46S42WG4JE

not attested not anchored not stored refs pending

Weighing the Universe with the Cosmic Microwave Background

Arthur Kosowsky (Harvard), David N. Spergel (Princeton), Gerard Jungman (Syracuse), Marc Kamionkowski (Columbia)

arxiv:astro-ph/9507080 v1 · 1995-07-21 · astro-ph · 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{YUMJSVADOHBVRYLK46S42WG4JE}

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

Gravitational waves, CMB polarization, and the Hubble tension

Receipt and verification

First computed	2026-07-04T15:58:04.573234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c51899540371c358e16ae7a5cd58dc49363ad14a807a66b5befade7a4d212b72

Aliases

arxiv: astro-ph/9507080 · arxiv_version: astro-ph/9507080v1 · doi: 10.48550/arxiv.astro-ph/9507080 · pith_short_12: YUMJSVADOHBV · pith_short_16: YUMJSVADOHBVRYLK · pith_short_8: YUMJSVAD

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/YUMJSVADOHBVRYLK46S42WG4JE \
  | 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: c51899540371c358e16ae7a5cd58dc49363ad14a807a66b5befade7a4d212b72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3158819515f96d11fff634ee2065db292904848634a9110b3031054ee76363e9",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-07-21T19:46:04Z",
    "title_canon_sha256": "de44c34da15b90b9e65843fed5187503e9ad58180d9473d6d75278318d939522"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9507080",
    "kind": "arxiv",
    "version": 1
  }
}