Pith Number

pith:EGWUEMEL

pith:2020:EGWUEMELKMCXI7DWGT4R4IJI4X

not attested not anchored not stored refs pending

Analytic infinite derivative gravity, $R^2$-like inflation, quantum gravity and CMB

Alexei A. Starobinsky, Alexey S. Koshelev, K. Sravan Kumar

arxiv:2005.09550 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{EGWUEMELKMCXI7DWGT4R4IJI4X}

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

1 paper in Pith

Constraining Quintessential Inflation with ACT: A Gauss-Bonnet Gateway

Receipt and verification

First computed	2026-07-05T02:02:03.434620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21ad42308b5305747c7634f91e2128e5feaaae4b0532aa674a019a3ef46e02a1

Aliases

arxiv: 2005.09550 · arxiv_version: 2005.09550v3 · doi: 10.48550/arxiv.2005.09550 · pith_short_12: EGWUEMELKMCX · pith_short_16: EGWUEMELKMCXI7DW · pith_short_8: EGWUEMEL

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/EGWUEMELKMCXI7DWGT4R4IJI4X \
  | 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: 21ad42308b5305747c7634f91e2128e5feaaae4b0532aa674a019a3ef46e02a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7616a7becaf16169446aa24c91457ac5396b62aba3751a0a68de68843d880970",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-05-19T16:10:02Z",
    "title_canon_sha256": "b17d96a5dfe71deb81b0c1c009fdd0342998538babc17223250903b531efb503"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09550",
    "kind": "arxiv",
    "version": 3
  }
}