Pith Number

pith:7M4RE6XX

pith:2015:7M4RE6XX5YT3MMIV3C5Y4Z5TPL

not attested not anchored not stored refs pending

Cosmological bounds of sterile neutrinos in a $SU(3)_C\otimes SU(3)_L\otimes SU(3)_R\otimes U(1)_N$ model as dark matter candidates

Cesar P. Ferreira, Marcelo M. Guzzo, Pedro C. de Holanda

arxiv:1509.02977 v1 · 2015-09-10 · 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{7M4RE6XX5YT3MMIV3C5Y4Z5TPL}

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	2026-05-18T01:12:17.161124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb39127af7ee27b63115d8bb8e67b37acbafb732f98cebe5624857d59ba8391f

Aliases

arxiv: 1509.02977 · arxiv_version: 1509.02977v1 · doi: 10.48550/arxiv.1509.02977 · pith_short_12: 7M4RE6XX5YT3 · pith_short_16: 7M4RE6XX5YT3MMIV · pith_short_8: 7M4RE6XX

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/7M4RE6XX5YT3MMIV3C5Y4Z5TPL \
  | 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: fb39127af7ee27b63115d8bb8e67b37acbafb732f98cebe5624857d59ba8391f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b69ed4cfef4793cbd38e1deb97417a9f641229ee19ee975769bc017428e3c6e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2015-09-10T00:19:35Z",
    "title_canon_sha256": "e338e3409aebe6c48903d7209a893a772baefd45cc8b1384159f62ffbffc7f08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02977",
    "kind": "arxiv",
    "version": 1
  }
}