Pith Number

pith:SF4M6N3E

pith:2011:SF4M6N3EG7AVKXJLSOFTYS7KRW

not attested not anchored not stored refs pending

Bayesian angular power spectrum analysis of interferometric data

Benjamin D. Wandelt, P. M. Sutter, Siddharth Malu

arxiv:1109.4640 v3 · 2011-09-21 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SF4M6N3EG7AVKXJLSOFTYS7KRW}

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	2026-05-18T02:00:26.931827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9178cf376437c1555d2b938b3c4bea8d8b3535b1e6ff5fc19c00735c6ab58b07

Aliases

arxiv: 1109.4640 · arxiv_version: 1109.4640v3 · doi: 10.48550/arxiv.1109.4640 · pith_short_12: SF4M6N3EG7AV · pith_short_16: SF4M6N3EG7AVKXJL · pith_short_8: SF4M6N3E

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/SF4M6N3EG7AVKXJLSOFTYS7KRW \
  | 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: 9178cf376437c1555d2b938b3c4bea8d8b3535b1e6ff5fc19c00735c6ab58b07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7398552c218079e15e4b03f00d6998dfd77f82c5154f8882d1ff832a90041eeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-21T20:02:14Z",
    "title_canon_sha256": "e402fe28d4d93d80b5d7eb32348f20db68e0770080b314b03cd7930fabe7bade"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4640",
    "kind": "arxiv",
    "version": 3
  }
}