Pith Number

pith:QBH5A5WJ

pith:1995:QBH5A5WJMHEWSCP2A6YJCMQ5DW

not attested not anchored not stored refs pending

Analytic approach to the polarization of the cosmic microwave background in flat and open universes

Diego D. Harari (Universidad de Buenos Aires), Matias Zaldarriaga

arxiv:astro-ph/9504085 v2 · 1995-04-24 · astro-ph · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QBH5A5WJMHEWSCP2A6YJCMQ5DW}

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

CMB-S4 Science Case, Reference Design, and Project Plan

Receipt and verification

First computed	2026-07-04T15:58:01.527155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

804fd076c961c96909fa07b091321d1d933583d5802bd5d9ca700c170b45c8dc

Aliases

arxiv: astro-ph/9504085 · arxiv_version: astro-ph/9504085v2 · doi: 10.48550/arxiv.astro-ph/9504085 · pith_short_12: QBH5A5WJMHEW · pith_short_16: QBH5A5WJMHEWSCP2 · pith_short_8: QBH5A5WJ

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/QBH5A5WJMHEWSCP2A6YJCMQ5DW \
  | 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: 804fd076c961c96909fa07b091321d1d933583d5802bd5d9ca700c170b45c8dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "186042fc9b00ff6fda7a8cbec8b9d823c7e13258eedfa90c72c4fc23f1804dc4",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-04-24T17:51:27Z",
    "title_canon_sha256": "af7b4ce7efeac272a6262e350361639e0f8c2962fa70c5ad19f6864c13edb052"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9504085",
    "kind": "arxiv",
    "version": 2
  }
}