Pith Number

pith:HAZVP7RX

pith:2020:HAZVP7RXZ2MD25C3JIJVOGO3TK

not attested not anchored not stored refs pending

Entanglement Entropy of Cosmological Perturbations

Omar Alaryani, Robert Brandenberger, Suddhasattwa Brahma

arxiv:2005.09688 v3 · 2020-05-19 · hep-th · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HAZVP7RXZ2MD25C3JIJVOGO3TK}

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.

Cited by

5 papers in Pith

A Landscape of Cosmological Decoherence

Gauging Open EFTs from the top down

Schwinger-Keldysh Path Integral for Gauge theories

Bipartite temporal Bell inequality for squeezed coherent state of inflationary perturbations

Receipt and verification

First computed	2026-07-05T01:50:47.286420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

383357fe37ce983d745b4a135719db9ab1f1f13de8cb9aa909c7f0bb4db92814

Aliases

arxiv: 2005.09688 · arxiv_version: 2005.09688v3 · doi: 10.48550/arxiv.2005.09688 · pith_short_12: HAZVP7RXZ2MD · pith_short_16: HAZVP7RXZ2MD25C3 · pith_short_8: HAZVP7RX

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/HAZVP7RXZ2MD25C3JIJVOGO3TK \
  | 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: 383357fe37ce983d745b4a135719db9ab1f1f13de8cb9aa909c7f0bb4db92814

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b232ad1b9113ee5bddc1239b776c263db22657c56633cd26a0ede4c1acdb2d0",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-05-19T18:11:13Z",
    "title_canon_sha256": "ad73348994380938a79128d2564d6b12efaf5082830485b5befb9f23abf1961a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09688",
    "kind": "arxiv",
    "version": 3
  }
}