Pith Number

pith:LNZQ2PZO

pith:2022:LNZQ2PZOYBROOMVXZDWLOIKFCG

not attested not anchored not stored refs pending

Isotropic cosmic birefringence from early dark energy

Eiichiro Komatsu, Fumihiro Naokawa, Kai Murai, Toshiya Namikawa

arxiv:2209.07804 v2 · 2022-09-16 · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LNZQ2PZOYBROOMVXZDWLOIKFCG}

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

2 papers in Pith

Unifying Early and Late Dark Energy: Dynamical Requirements and Obstructions

The Hubble Tension and Early Dark Energy

Receipt and verification

First computed	2026-07-05T05:48:38.914650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b730d3f2ec062e732b7c8ecb7214511b2015d9b922595adcde7b7eaff47aaa7

Aliases

arxiv: 2209.07804 · arxiv_version: 2209.07804v2 · doi: 10.48550/arxiv.2209.07804 · pith_short_12: LNZQ2PZOYBRO · pith_short_16: LNZQ2PZOYBROOMVX · pith_short_8: LNZQ2PZO

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/LNZQ2PZOYBROOMVXZDWLOIKFCG \
  | 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: 5b730d3f2ec062e732b7c8ecb7214511b2015d9b922595adcde7b7eaff47aaa7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c9ad2f3aaa11f5dd41ffc8eb422905e58631e55053542333d0047005e80040f",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-09-16T09:07:51Z",
    "title_canon_sha256": "afbe39bc4bcd02a5af8ad5cae306ac381be680a894c144635b630c2ee03a5d78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.07804",
    "kind": "arxiv",
    "version": 2
  }
}