Pith Number

pith:W6TQII5L

pith:2026:W6TQII5LACYUTISGGN53ZGWOTL

not attested not anchored not stored refs pending

Parametrization of the primordial power spectrum in loop quantum cosmology

Almudena Guill\'en, Antonio Vicente-Becerril, Guillermo A. Mena Marug\'an, Kai Langer, Niklas Rodenb\"ucher

arxiv:2605.14657 v1 · 2026-05-14 · gr-qc · 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{W6TQII5LACYUTISGGN53ZGWOTL}

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	2026-05-17T23:39:02.233819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7a70423ab00b149a246337bbc9ace9aefd2a89039c4888adfe99996ebcc72c9

Aliases

arxiv: 2605.14657 · arxiv_version: 2605.14657v1 · doi: 10.48550/arxiv.2605.14657 · pith_short_12: W6TQII5LACYU · pith_short_16: W6TQII5LACYUTISG · pith_short_8: W6TQII5L

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/W6TQII5LACYUTISGGN53ZGWOTL \
  | 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: b7a70423ab00b149a246337bbc9ace9aefd2a89039c4888adfe99996ebcc72c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2582b0461693eb82a1f544f0b55b9af22cdbb6dd8e3537eca993cd0516487751",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-05-14T10:11:48Z",
    "title_canon_sha256": "2692cc15760bbd7699325fd888806cd910a7ca02b70f1592c1e89d5c0678fd1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.14657",
    "kind": "arxiv",
    "version": 1
  }
}