Pith Number

pith:ZFYU7PWD

pith:2025:ZFYU7PWDZXRXOVN4E33JVQE57A

not attested not anchored not stored refs pending

Improved cosmological limits on $Z^\prime$ models with light right-handed neutrinos

Manfred Lindner, Tim Herbermann

arxiv:2505.04695 v1 · 2025-05-07 · hep-ph · 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{ZFYU7PWDZXRXOVN4E33JVQE57A}

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

$Z^\prime$ Portal Dark Matter with Observable $\Delta N_{\rm eff}$

Receipt and verification

First computed	2026-07-05T11:00:12.039703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9714fbec3cde37755bc26f69ac09df8253e25c7343a67b581c81fc66d0e7fcd

Aliases

arxiv: 2505.04695 · arxiv_version: 2505.04695v1 · doi: 10.48550/arxiv.2505.04695 · pith_short_12: ZFYU7PWDZXRX · pith_short_16: ZFYU7PWDZXRXOVN4 · pith_short_8: ZFYU7PWD

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/ZFYU7PWDZXRXOVN4E33JVQE57A \
  | 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: c9714fbec3cde37755bc26f69ac09df8253e25c7343a67b581c81fc66d0e7fcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99c6773b6647a7cbb2c7d08e824872367b748c3bfa205d5708af1f6bfb4d3751",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2025-05-07T18:00:03Z",
    "title_canon_sha256": "2191d7afd0c0ec477dcfb06f6a10868095387bbe38e83d023b66ec19339509fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.04695",
    "kind": "arxiv",
    "version": 1
  }
}