Pith. sign in
Pith Number

pith:O4FUC4CY

pith:2020:O4FUC4CYDALX6H3WFT7ZLCBWXF
not attested not anchored not stored refs pending

Update constraints on neutrino mass and mass hierarchy in light of dark energy models

Haitao Miao, Zhenjie Liu

arxiv:2002.05563 v4 · 2020-02-13 · astro-ph.CO

Add to your LaTeX paper
\usepackage{pith}
\pithnumber{O4FUC4CYDALX6H3WFT7ZLCBWXF}

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

5 papers in Pith

Receipt and verification
First computed 2026-07-05T01:43:24.364912Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

770b41705818177f1f762cff958836b94fc6141fff67c07db3d3cc2df1305780

Aliases

arxiv: 2002.05563 · arxiv_version: 2002.05563v4 · doi: 10.48550/arxiv.2002.05563 · pith_short_12: O4FUC4CYDALX · pith_short_16: O4FUC4CYDALX6H3W · pith_short_8: O4FUC4CY
Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/O4FUC4CYDALX6H3WFT7ZLCBWXF \
  | 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: 770b41705818177f1f762cff958836b94fc6141fff67c07db3d3cc2df1305780
Canonical record JSON
{
  "metadata": {
    "abstract_canon_sha256": "814e6fdc487cba27f5776f4eadd5cfa77a8ecbc0b44aff0781e303350da1c4cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-02-13T15:21:00Z",
    "title_canon_sha256": "0753895fbd5c808976e9f71dc40ed61b53921d4db50e97e1b5e3789347c67bcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.05563",
    "kind": "arxiv",
    "version": 4
  }
}