Pith Number

pith:SIUQEUBY

pith:2019:SIUQEUBY5JHBFFXKORRHJV4LXK

not attested not anchored not stored refs pending

Improving cosmological parameter estimation with the future 21 cm observation from SKA

Dong-Ze He, Jing-Fei Zhang, Li-Yang Gao, Xin Zhang

arxiv:1908.03732 v2 · 2019-08-10 · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SIUQEUBY5JHBFFXKORRHJV4LXK}

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

HIcosmo: a differentiable JAX-based framework for cosmology inference

Receipt and verification

First computed	2026-07-05T00:18:09.602253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9229025038ea4e1296ea746274d78bba9771df4e90e2915188c64fc97426baf5

Aliases

arxiv: 1908.03732 · arxiv_version: 1908.03732v2 · doi: 10.48550/arxiv.1908.03732 · pith_short_12: SIUQEUBY5JHB · pith_short_16: SIUQEUBY5JHBFFXK · pith_short_8: SIUQEUBY

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/SIUQEUBY5JHBFFXKORRHJV4LXK \
  | 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: 9229025038ea4e1296ea746274d78bba9771df4e90e2915188c64fc97426baf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2f107b6f1304266e6f147a22bd0d3bd714f357aebc26b29b7b64dec794b4fc5",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-08-10T11:04:59Z",
    "title_canon_sha256": "1c22e595286aa06eac22848fa5630b8bf1522b8b0a58dfa7cd0bdfd159a66d6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03732",
    "kind": "arxiv",
    "version": 2
  }
}