Pith Number

pith:352HYDAK

pith:2018:352HYDAKPWWHWX3FE5Q2UGN5VM

not attested not anchored not stored refs pending

Dark matter model favoured by reionization data: 7 keV sterile neutrino vs cold dark matter

Anton Rudakovskyi, Dmytro Iakubovskyi

arxiv:1811.02799 v1 · 2018-11-07 · 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{352HYDAKPWWHWX3FE5Q2UGN5VM}

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	2026-05-17T23:59:48.587119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df747c0c0a7dac7b5f652761aa19bdab2e11a6f5c2c93c400239d8cad6e503e4

Aliases

arxiv: 1811.02799 · arxiv_version: 1811.02799v1 · doi: 10.48550/arxiv.1811.02799 · pith_short_12: 352HYDAKPWWH · pith_short_16: 352HYDAKPWWHWX3F · pith_short_8: 352HYDAK

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/352HYDAKPWWHWX3FE5Q2UGN5VM \
  | 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: df747c0c0a7dac7b5f652761aa19bdab2e11a6f5c2c93c400239d8cad6e503e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d312de5ef6700013e710d55acd3191ca003ef20070b97d6dfa02fa4a6fcdc84f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-11-07T08:41:32Z",
    "title_canon_sha256": "9b247cceaca5253e287cad33a7bd99452ac4c9a013549e266fbf9e9011284918"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02799",
    "kind": "arxiv",
    "version": 1
  }
}