Pith Number

pith:X3UEUY5D

pith:2026:X3UEUY5DQHWRQ5BIGFZNIRBNO4

not attested not anchored not stored refs pending

Neutrino oscillation data and a pseudo-Dirac heavy neutral lepton

Jan Hajer

arxiv:2606.28272 v1 · 2026-06-26 · 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{X3UEUY5DQHWRQ5BIGFZNIRBNO4}

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	2026-06-29T01:15:11.426526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bee84a63a381ed1874283172d4442d7730f5dd169716aa121628c00af2217c25

Aliases

arxiv: 2606.28272 · arxiv_version: 2606.28272v1 · doi: 10.48550/arxiv.2606.28272 · pith_short_12: X3UEUY5DQHWR · pith_short_16: X3UEUY5DQHWRQ5BI · pith_short_8: X3UEUY5D

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/X3UEUY5DQHWRQ5BIGFZNIRBNO4 \
  | 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: bee84a63a381ed1874283172d4442d7730f5dd169716aa121628c00af2217c25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d1df9024b9ee8ddee97fbde8258206c12af9fa1ef77691af4f005255132d314",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2026-06-26T17:13:23Z",
    "title_canon_sha256": "406963f812973cd1b479dfb7eb0675d5ba91b6b6fb8c26d73f4060fe254892a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.28272",
    "kind": "arxiv",
    "version": 1
  }
}