Pith Number

pith:BEFGIMPP

pith:2021:BEFGIMPP6RALNKEBJI3NA7DSFR

not attested not anchored not stored refs pending

Density Perturbations and Primordial Non-Gaussianities in a Closed Universe

Fernando Quevedo, Francesco Muia, Sebastian Cespedes, Senarath de Alwis

arxiv:2112.11650 v1 · 2021-12-22 · hep-th · 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{BEFGIMPP6RALNKEBJI3NA7DSFR}

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	2026-07-05T03:43:09.291546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

090a6431eff440b6a8814a36d07c722c4c5e7fc73f78705cf90d2da7f682e98a

Aliases

arxiv: 2112.11650 · arxiv_version: 2112.11650v1 · doi: 10.48550/arxiv.2112.11650 · pith_short_12: BEFGIMPP6RAL · pith_short_16: BEFGIMPP6RALNKEB · pith_short_8: BEFGIMPP

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/BEFGIMPP6RALNKEBJI3NA7DSFR \
  | 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: 090a6431eff440b6a8814a36d07c722c4c5e7fc73f78705cf90d2da7f682e98a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f373dfb14518a298cecb410d7939dc9511e3cc2423eb888d245fe57e55d7203",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-12-22T03:39:00Z",
    "title_canon_sha256": "1811a905e05493e9e364f0ff040e55326187ac80fa651baa2b7cbc41d7db795e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.11650",
    "kind": "arxiv",
    "version": 1
  }
}