Pith Number

pith:YC3RGMXC

pith:2010:YC3RGMXCKW5YIJPLIIXYEF52TJ

not attested not anchored not stored refs pending

Non-Gaussianities in the local curvature of the 5-year WMAP data

Frode K. Hansen, Nicolaas E. Groeneboom, {\O}ystein Rudjord, Paolo Cabella

arxiv:1002.1811 v2 · 2010-02-09 · 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{YC3RGMXCKW5YIJPLIIXYEF52TJ}

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	2026-05-18T02:09:10.961639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0b71332e255bb8425eb422f8217ba9a534fa978540247f5d28fc5747b6953a0

Aliases

arxiv: 1002.1811 · arxiv_version: 1002.1811v2 · doi: 10.48550/arxiv.1002.1811 · pith_short_12: YC3RGMXCKW5Y · pith_short_16: YC3RGMXCKW5YIJPL · pith_short_8: YC3RGMXC

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/YC3RGMXCKW5YIJPLIIXYEF52TJ \
  | 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: c0b71332e255bb8425eb422f8217ba9a534fa978540247f5d28fc5747b6953a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "114b380759e87e1561f149cb34d443a88846480580ce4b43070488cccac1d111",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-09T10:10:45Z",
    "title_canon_sha256": "eacc6f54a1f8567b7e2a354fc942b908c81a620678be219dc3755c937e092658"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1811",
    "kind": "arxiv",
    "version": 2
  }
}