Pith Number

pith:4CB3EQ4B

pith:2013:4CB3EQ4B57A62CYCOQJF7SMNBP

not attested not anchored not stored refs pending

The intrinsic bispectrum of the Cosmic Microwave Background

Christian Fidler, David Wands, Guido W. Pettinari, Kazuya Koyama, Robert Crittenden

arxiv:1302.0832 v2 · 2013-02-04 · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4CB3EQ4B57A62CYCOQJF7SMNBP}

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	2026-05-18T01:51:50.635073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e083b24381efc1ed0b0274125fc98d0bca8c8bc7b5954ca7b16acc79af3dcda9

Aliases

arxiv: 1302.0832 · arxiv_version: 1302.0832v2 · doi: 10.48550/arxiv.1302.0832 · pith_short_12: 4CB3EQ4B57A6 · pith_short_16: 4CB3EQ4B57A62CYC · pith_short_8: 4CB3EQ4B

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/4CB3EQ4B57A62CYCOQJF7SMNBP \
  | 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: e083b24381efc1ed0b0274125fc98d0bca8c8bc7b5954ca7b16acc79af3dcda9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ad353a1ae78f832fbf43a8abe6757821072749fac151a09bdad27e01dae81ae",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-02-04T20:56:56Z",
    "title_canon_sha256": "7f0fa421a1c003d663fa1ed2ca1ffb370c15bc1badeaa077f80d7b22d280f42f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0832",
    "kind": "arxiv",
    "version": 2
  }
}