Pith Number

pith:J4JYSZ4H

pith:2006:J4JYSZ4HMTG52R2DSTU2O7XSNZ

not attested not anchored not stored refs pending

Likelihood methods for the combined analysis of CMB temperature and polarisation power spectra

Michael L. Brown (IfA, University of Edinburgh), University of Portsmouth), Will J. Percival (ICG

arxiv:astro-ph/0604547 v2 · 2006-04-26 · astro-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{J4JYSZ4HMTG52R2DSTU2O7XSNZ}

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.

Receipt and verification

First computed	2026-07-04T16:58:38.562046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f1389678764cddd474394e9a77ef26e736a16b6a16d1e95bcec098a55f8257f

Aliases

arxiv: astro-ph/0604547 · arxiv_version: astro-ph/0604547v2 · doi: 10.48550/arxiv.astro-ph/0604547 · pith_short_12: J4JYSZ4HMTG5 · pith_short_16: J4JYSZ4HMTG52R2D · pith_short_8: J4JYSZ4H

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/J4JYSZ4HMTG52R2DSTU2O7XSNZ \
  | 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: 4f1389678764cddd474394e9a77ef26e736a16b6a16d1e95bcec098a55f8257f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a802b486ff0df430a119814bc38c9fc6dc86139ee103c5137dbc2b6fd233788f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-04-26T17:30:13Z",
    "title_canon_sha256": "6a63ef62cee76e4df4e763cd8cb3fa7c5320da9bc3c4db8623f8806e906d98ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0604547",
    "kind": "arxiv",
    "version": 2
  }
}