Pith Number

pith:U6LADJJU

pith:2026:U6LADJJU25M5ZQ5RPP34OTM6ME

not attested not anchored not stored refs pending

Are Cosmological Data Excluding Sterile Neutrinos or Only the Fully Thermalized Limit?

Artur Ladeira, Eleonora Di Valentino, Rafael C. Nunes, Stefano Gariazzo

arxiv:2606.21518 v1 · 2026-06-19 · astro-ph.CO · hep-ph · 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{U6LADJJU25M5ZQ5RPP34OTM6ME}

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	2026-06-23T01:13:13.303458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a79601a534d759dcc3b17bf7c74d9e613e84edb167fd7393874d592d4f7e64f1

Aliases

arxiv: 2606.21518 · arxiv_version: 2606.21518v1 · doi: 10.48550/arxiv.2606.21518 · pith_short_12: U6LADJJU25M5 · pith_short_16: U6LADJJU25M5ZQ5R · pith_short_8: U6LADJJU

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/U6LADJJU25M5ZQ5RPP34OTM6ME \
  | 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: a79601a534d759dcc3b17bf7c74d9e613e84edb167fd7393874d592d4f7e64f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c4338be9e6bb1726933b361161f1fe2ba7f0c72bd4ed7234b0721bc4eae21d7",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-06-19T15:15:01Z",
    "title_canon_sha256": "f46ea1bfe1b38992742d775ad7894897167a14d7f7b3f32822578fd964443a68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21518",
    "kind": "arxiv",
    "version": 1
  }
}