Pith Number

pith:QNWSP4LS

pith:2025:QNWSP4LSN5GESJA3VZ4B727DBA

not attested not anchored not stored refs pending

Turning a negative neutrino mass into a positive optical depth

Tanisha Jhaveri, Tanvi Karwal, Wayne Hu

arxiv:2504.21813 v1 · 2025-04-30 · 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{QNWSP4LSN5GESJA3VZ4B727DBA}

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

14 papers in Pith

The Status of Single Scalar Field Dark Energy

Raising the reionization optical depth with inflationary CMB features

A self-consistent analytical model for both the photoionization rate and reionization history

Reconstructing dark energy with fewer assumptions

Compressed Gaussian likelihood for the Planck low-$\ell$ data

Receipt and verification

First computed	2026-07-05T10:56:29.777493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

836d27f1726f4c49241bae781febe3082dfecb018202c666cb2da0bfb2042baa

Aliases

arxiv: 2504.21813 · arxiv_version: 2504.21813v1 · doi: 10.48550/arxiv.2504.21813 · pith_short_12: QNWSP4LSN5GE · pith_short_16: QNWSP4LSN5GESJA3 · pith_short_8: QNWSP4LS

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/QNWSP4LSN5GESJA3VZ4B727DBA \
  | 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: 836d27f1726f4c49241bae781febe3082dfecb018202c666cb2da0bfb2042baa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26db8e112b3e30c315192f28aa1f4c776c5c759e38e8769aa01798d2d0adfc4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-04-30T17:16:54Z",
    "title_canon_sha256": "c73106d163e27f589e041826a8c5a950ce87da15e942de8cbbd1c1de928a704e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.21813",
    "kind": "arxiv",
    "version": 1
  }
}