Pith Number

pith:6WDC2QU6

pith:2026:6WDC2QU6IHJF3L5MVHNJXLCKFU

not attested not anchored not stored refs pending

Cosmological Concordance in an Especially Opaque Universe: A Tentative Cosmological Detection of Physical Neutrino Mass in $\Lambda$CDM

James M. Sullivan, Mikhail M. Ivanov, Roger de Belsunce

arxiv:2606.30903 v1 · 2026-06-29 · 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{6WDC2QU6IHJF3L5MVHNJXLCKFU}

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	2026-07-01T00:17:21.154056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5862d429e41d25dafaca9da9bac4a2d36cf56840ab21aed6671dae58379ff03

Aliases

arxiv: 2606.30903 · arxiv_version: 2606.30903v1 · doi: 10.48550/arxiv.2606.30903 · pith_short_12: 6WDC2QU6IHJF · pith_short_16: 6WDC2QU6IHJF3L5M · pith_short_8: 6WDC2QU6

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/6WDC2QU6IHJF3L5MVHNJXLCKFU \
  | 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: f5862d429e41d25dafaca9da9bac4a2d36cf56840ab21aed6671dae58379ff03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5f5f4cd3bbaf4f1678017bc811e187d3abcbfb4f148aba1e08f79257cdec0bf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-06-29T20:49:45Z",
    "title_canon_sha256": "b591c53feb757af0f819eae8e1a5146f51ccbbc5c04c69a9dec548a11db0b7dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30903",
    "kind": "arxiv",
    "version": 1
  }
}