Pith Number

pith:5Q7NTMDM

pith:2010:5Q7NTMDMBEYVO5Y7JJ3BFJWNPW

not attested not anchored not stored refs pending

A circular polarimeter for the Cosmic Microwave Background

Massimo Giovannini

arxiv:1003.5892 v1 · 2010-03-30 · astro-ph.CO · gr-qc · hep-ph · 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{5Q7NTMDMBEYVO5Y7JJ3BFJWNPW}

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

Probing Axion-Photon conversion via circular polarization imprints in the CMB $V$-mode observations

Receipt and verification

First computed	2026-05-18T02:33:39.960658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec3ed9b06c093157771f4a7612a6cd7dbb1a657940825c7903615651771ad7ae

Aliases

arxiv: 1003.5892 · arxiv_version: 1003.5892v1 · doi: 10.48550/arxiv.1003.5892 · pith_short_12: 5Q7NTMDMBEYV · pith_short_16: 5Q7NTMDMBEYVO5Y7 · pith_short_8: 5Q7NTMDM

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/5Q7NTMDMBEYVO5Y7JJ3BFJWNPW \
  | 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: ec3ed9b06c093157771f4a7612a6cd7dbb1a657940825c7903615651771ad7ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7127f20a3145176618f6a1b859435374af8c9438ba95888214a301b6161328c8",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-30T18:40:18Z",
    "title_canon_sha256": "07673cd6d0738ac3aeb033839fc4ec762641afb556c6a2aa9996db5f07386e62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5892",
    "kind": "arxiv",
    "version": 1
  }
}