Pith Number

pith:UPVHPKXE

pith:2013:UPVHPKXEXGP4UG7YBMCM5JNJTW

not attested not anchored not stored refs pending

Quadrupole--octopole alignment of CMB related to primordial power spectrum with dipolar modulation in anisotropic spacetime

Sai Wang, Xin Li, Zhe Chang

arxiv:1307.4542 v2 · 2013-07-17 · astro-ph.CO · gr-qc

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPVHPKXEXGP4UG7YBMCM5JNJTW}

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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.

Cited by

1 paper in Pith

Exploring the statistical anisotropy of primordial curvature perturbations with pulsar timing arrays

Receipt and verification

First computed	2026-05-18T02:25:04.897151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3ea77aae4b99fca1bf80b04cea5a99dbad8869e42d3a5962724106af2b8a4bd

Aliases

arxiv: 1307.4542 · arxiv_version: 1307.4542v2 · doi: 10.48550/arxiv.1307.4542 · pith_short_12: UPVHPKXEXGP4 · pith_short_16: UPVHPKXEXGP4UG7Y · pith_short_8: UPVHPKXE

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/UPVHPKXEXGP4UG7YBMCM5JNJTW \
  | 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: a3ea77aae4b99fca1bf80b04cea5a99dbad8869e42d3a5962724106af2b8a4bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "669d4eb0df5aa509f3911f20156b6a9a3591342b99f566a313459fdf34ee6b97",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-07-17T08:58:42Z",
    "title_canon_sha256": "ecf998cc945ddf788c79d29221275d22f4691ff071432b989ff27c9be9f3a3f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4542",
    "kind": "arxiv",
    "version": 2
  }
}