Pith Number

pith:5DCSVDI3

pith:2002:5DCSVDI3VSQUUWA57R3WPSVBZI

not attested not anchored not stored refs pending

Is the Cosmic Microwave Background Circularly Polarized?

Alessandro Melchiorri (Oxford), Asantha Cooray (Caltech), Joseph Silk (Oxford)

arxiv:astro-ph/0205214 v1 · 2002-05-15 · 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{5DCSVDI3VSQUUWA57R3WPSVBZI}

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

B-mode Power Spectrum of CMB via Polarized Compton Scattering

Receipt and verification

First computed	2026-07-04T17:24:34.050954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8c52a8d1baca14a581dfc7767caa1ca17bb9cd1d9de167644b72dc424e80762

Aliases

arxiv: astro-ph/0205214 · arxiv_version: astro-ph/0205214v1 · doi: 10.48550/arxiv.astro-ph/0205214 · pith_short_12: 5DCSVDI3VSQU · pith_short_16: 5DCSVDI3VSQUUWA5 · pith_short_8: 5DCSVDI3

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/5DCSVDI3VSQUUWA57R3WPSVBZI \
  | 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: e8c52a8d1baca14a581dfc7767caa1ca17bb9cd1d9de167644b72dc424e80762

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00fbab77c730bf3b2682efbda207647448b5392091d96b2705a0f5e279973aa1",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-05-15T01:48:31Z",
    "title_canon_sha256": "e7122ec11d8c273421e08bee5984692d03bdafc2710e135c81b19d543c1ad87c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0205214",
    "kind": "arxiv",
    "version": 1
  }
}