Pith Number

pith:BLW53VYL

pith:2009:BLW53VYLOBH6BYHVSZYWBB2A5W

not attested not anchored not stored refs pending

Large-Angle Correlations in the Cosmic Microwave Background

Duncan Hanson, George Efstathiou, Yin-Zhe Ma

arxiv:0911.5399 v1 · 2009-11-28 · 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{BLW53VYLOBH6BYHVSZYWBB2A5W}

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	2026-05-18T02:10:35.973281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aedddd70b704fe0e0f59671608740ed8cf2f116796ca2b16eb303ee393e4a6f

Aliases

arxiv: 0911.5399 · arxiv_version: 0911.5399v1 · doi: 10.48550/arxiv.0911.5399 · pith_short_12: BLW53VYLOBH6 · pith_short_16: BLW53VYLOBH6BYHV · pith_short_8: BLW53VYL

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/BLW53VYLOBH6BYHVSZYWBB2A5W \
  | 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: 0aedddd70b704fe0e0f59671608740ed8cf2f116796ca2b16eb303ee393e4a6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0e8a90d8c44098d7c3cf24340cf02f56fac6cac6644a244c92e53f43a9fa33b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-28T14:34:14Z",
    "title_canon_sha256": "96e0c8628a71a5f974db21a246bbd3da0b52756c5dd4141d5cd1a63332327973"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.5399",
    "kind": "arxiv",
    "version": 1
  }
}