Pith Number

pith:5RSD7YX3

pith:2025:5RSD7YX3ZE3CCYWWAMEBCCJAZC

not attested not anchored not stored refs pending

Small-scale Lyman alpha forest cosmology with PRIYA: Constraints from XQ100 and KODIAQ-SQUAD one-dimensional flux power spectra

Camille Avestruz, M.A. Fernandez, Mahdi Qezlou, Ming-Feng Ho, Simeon Bird, Vid Ir\v{s}i\v{c}, Yanhui Yang

arxiv:2509.18271 v2 · 2025-09-22 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5RSD7YX3ZE3CCYWWAMEBCCJAZC}

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

2 papers in Pith

Machine Learning Techniques for Astrophysics and Cosmology: Lyman-$\alpha$ forest

Cosmological analysis of the DESI DR1 Lyman alpha 1D power spectrum

Receipt and verification

First computed	2026-06-10T01:08:30.001857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec643fe2fbc9362162d60308110920c886c256fa33ec1cc790f668a7603faa28

Aliases

arxiv: 2509.18271 · arxiv_version: 2509.18271v2 · doi: 10.48550/arxiv.2509.18271 · pith_short_12: 5RSD7YX3ZE3C · pith_short_16: 5RSD7YX3ZE3CCYWW · pith_short_8: 5RSD7YX3

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/5RSD7YX3ZE3CCYWWAMEBCCJAZC \
  | 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: ec643fe2fbc9362162d60308110920c886c256fa33ec1cc790f668a7603faa28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd357eba6831adb06de4d6ec8131f5f9e1f329fc7fd12d3f09be83a1328e466e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-09-22T18:00:18Z",
    "title_canon_sha256": "ce8b3d72ae19d60e06ca8f9061b9e0df4a3e64cf6db08ae4becbe91159027777"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.18271",
    "kind": "arxiv",
    "version": 2
  }
}