Pith Number

pith:FDL55QVH

pith:2014:FDL55QVHQMBDHSQDKBGQHGH2V6

not attested not anchored not stored refs pending

Revisiting cosmological bounds on sterile neutrinos

Aaron C. Vincent (IPPP, Durham University), Enrique Fernandez Martinez (UAM), INFN), Massimiliano Lattanzi (Ferrara, Olga Mena (IFIC), Pilar Hernandez (IFIC)

arxiv:1408.1956 v2 · 2014-08-08 · astro-ph.CO · 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{FDL55QVHQMBDHSQDKBGQHGH2V6}

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	2026-05-18T01:37:07.848167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28d7dec2a7830233ca03504d0398faaf9c36718424bdd3ce9bc93d47b568c190

Aliases

arxiv: 1408.1956 · arxiv_version: 1408.1956v2 · doi: 10.48550/arxiv.1408.1956 · pith_short_12: FDL55QVHQMBD · pith_short_16: FDL55QVHQMBDHSQD · pith_short_8: FDL55QVH

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/FDL55QVHQMBDHSQDKBGQHGH2V6 \
  | 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: 28d7dec2a7830233ca03504d0398faaf9c36718424bdd3ce9bc93d47b568c190

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "434e4f61b27372900ab4a8a268d2b75782501b0e6ad3b41e5831f13a0d55bcec",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-08-08T20:00:00Z",
    "title_canon_sha256": "bb86bdd01e3df347b5006d0d1454a446226f2dfb7f5b47213608f14f6de866f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1956",
    "kind": "arxiv",
    "version": 2
  }
}