Pith Number

pith:VI6C22HQ

pith:2013:VI6C22HQHJ4WDCRK4WFUKYATD4

not attested not anchored not stored refs pending

Non-thermal WIMPs as "Dark Radiation" in Light of ATACAMA, SPT, WMAP9 and Planck

Chris Kelso, Farinaldo S. Queiroz, Stefano Profumo

arxiv:1304.5243 v1 · 2013-04-18 · hep-ph · 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{VI6C22HQHJ4WDCRK4WFUKYATD4}

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

Updated BBN Bounds on Hadronic Injection in the Early Universe: The Gravitino Problem

Receipt and verification

First computed	2026-05-18T01:50:30.959636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa3c2d68f03a79618a2ae58b4560131f194823bd9e219f5bfc8f8ea9168d0086

Aliases

arxiv: 1304.5243 · arxiv_version: 1304.5243v1 · doi: 10.48550/arxiv.1304.5243 · pith_short_12: VI6C22HQHJ4W · pith_short_16: VI6C22HQHJ4WDCRK · pith_short_8: VI6C22HQ

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/VI6C22HQHJ4WDCRK4WFUKYATD4 \
  | 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: aa3c2d68f03a79618a2ae58b4560131f194823bd9e219f5bfc8f8ea9168d0086

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c78cf7189d2a77f62f97f8e397ff6481df6fff0db72fda0fbbede4b53bd63154",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2013-04-18T20:07:51Z",
    "title_canon_sha256": "e49d20001d5bdeb99f8501b233d2f85fb8405761537320c36d54257193ea824b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5243",
    "kind": "arxiv",
    "version": 1
  }
}