Pith Number

pith:F6DG3KUV

pith:2019:F6DG3KUVNMRWE6LXVNTGXO7QRO

not attested not anchored not stored refs pending

Constraining Dark Matter -- Dark Radiation interactions with CMB, BAO, and Lyman-$\alpha$

Deanna C. Hooper, Julien Lesgourgues, Maria Archidiacono, Matteo Viel, Riccardo Murgia, Sebastian Bohr

arxiv:1907.01496 v1 · 2019-07-02 · 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{F6DG3KUVNMRWE6LXVNTGXO7QRO}

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

3 papers in Pith

Strongest constraints on dark acoustic oscillations from the Lyman-alpha forest

Geometric Constraints on the Pre-Recombination Expansion History from the Hubble Tension

Planck 2018 results. VI. Cosmological parameters

Receipt and verification

First computed	2026-07-05T00:17:07.671477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f866daa956b23627977ab666bbbf08b8c399c190a216c68c05f3e3851dd6cba

Aliases

arxiv: 1907.01496 · arxiv_version: 1907.01496v1 · doi: 10.48550/arxiv.1907.01496 · pith_short_12: F6DG3KUVNMRW · pith_short_16: F6DG3KUVNMRWE6LX · pith_short_8: F6DG3KUV

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/F6DG3KUVNMRWE6LXVNTGXO7QRO \
  | 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: 2f866daa956b23627977ab666bbbf08b8c399c190a216c68c05f3e3851dd6cba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04d186a9ae49c8a7e50c44f46ce8bac3ba8f844fb4289b81e93b21d4e1249d1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-07-02T16:58:48Z",
    "title_canon_sha256": "3ddb141bf002c9f47ad7c3ba2a5dcdd4d4eaebfbc1a652df62f2ccacc8205a69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01496",
    "kind": "arxiv",
    "version": 1
  }
}