Pith Number

pith:7VRERP6B

pith:2019:7VRERP6BGGF2VXHGSSFIQ3NRQF

not attested not anchored not stored refs pending

Testing the warmness of dark matter

Rafael C. Nunes, Santosh Kumar Yadav, Suresh Kumar

arxiv:1901.07549 v2 · 2019-01-22 · astro-ph.CO · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7VRERP6BGGF2VXHGSSFIQ3NRQF}

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

1 paper in Pith

Cosmological searches for the neutrino mass scale and mass ordering

Receipt and verification

First computed	2026-07-05T00:15:46.648243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd6248bfc1318baadce6948a886db1814ed45aa92e6c60946e255104bc3d4c99

Aliases

arxiv: 1901.07549 · arxiv_version: 1901.07549v2 · doi: 10.48550/arxiv.1901.07549 · pith_short_12: 7VRERP6BGGF2 · pith_short_16: 7VRERP6BGGF2VXHG · pith_short_8: 7VRERP6B

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/7VRERP6BGGF2VXHGSSFIQ3NRQF \
  | 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: fd6248bfc1318baadce6948a886db1814ed45aa92e6c60946e255104bc3d4c99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba670f4f9b6441c5f63725c02c9e9644590efde2e33a79b3a6292497f47ef3c2",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-01-22T11:15:14Z",
    "title_canon_sha256": "f9275184a5ff43e7888efd271e0512c32bc1fbea280371728629e7c469dfc70f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07549",
    "kind": "arxiv",
    "version": 2
  }
}