Pith Number

pith:XKAT5Y6Y

pith:2013:XKAT5Y6YPJI6CEJPHCVJTCSSV7

not attested not anchored not stored refs pending

Cosmic microwave background anomalies in an open universe

Andrew R Liddle, Marina Cort\^es

arxiv:1306.5698 v1 · 2013-06-24 · 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{XKAT5Y6YPJI6CEJPHCVJTCSSV7}

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	2026-05-18T02:38:44.586020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba813ee3d87a51e1112f38aa998a52afe76e767b23cd50898d6fab50658856ca

Aliases

arxiv: 1306.5698 · arxiv_version: 1306.5698v1 · doi: 10.48550/arxiv.1306.5698 · pith_short_12: XKAT5Y6YPJI6 · pith_short_16: XKAT5Y6YPJI6CEJP · pith_short_8: XKAT5Y6Y

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/XKAT5Y6YPJI6CEJPHCVJTCSSV7 \
  | 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: ba813ee3d87a51e1112f38aa998a52afe76e767b23cd50898d6fab50658856ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7810f24ee54c4cebe25f12ad40c3419e43886b7683aa0359f4782e9bdc7e8d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-06-24T18:20:51Z",
    "title_canon_sha256": "4df4bcc7f8f932c6592f307d20a84067b57b7627c59980e1ba2efcb7919bee3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.5698",
    "kind": "arxiv",
    "version": 1
  }
}