Pith Number

pith:32IV76ZF

pith:2022:32IV76ZFNNA54DLN3FTDV3BYZE

not attested not anchored not stored refs pending

Deep Learning of DESI Mock Spectra to Find Damped Ly{\alpha} Systems

Alma Gonzalez, Andreu Font-Ribera, Ben Wang, David Brooks, Gregory Tarle, Hiram K. Herrera-Alcantar, Jiani Ding, Jiaqi Zou, J. Xavier Prochaska, Nathalie Palanque-Delabrouille, Roger de Belsunce, Sol\`ene Chabanier, Vid Irsic, Xiaojing Lin, Zechang Sun, Zheng Cai, Zhimin Zhou

arxiv:2201.00827 v1 · 2022-01-03 · astro-ph.GA · 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{32IV76ZFNNA54DLN3FTDV3BYZE}

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

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

Receipt and verification

First computed	2026-07-05T03:45:13.451976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de915ffb256b41de0d6dd9663aec38c90adb0b18c5f331e8ba5bb86b3e149345

Aliases

arxiv: 2201.00827 · arxiv_version: 2201.00827v1 · doi: 10.48550/arxiv.2201.00827 · pith_short_12: 32IV76ZFNNA5 · pith_short_16: 32IV76ZFNNA54DLN · pith_short_8: 32IV76ZF

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/32IV76ZFNNA54DLN3FTDV3BYZE \
  | 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: de915ffb256b41de0d6dd9663aec38c90adb0b18c5f331e8ba5bb86b3e149345

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bef971288fac58ba77d0edb15fc117f0fb54f16dc1562b78b4cb33b96d807e62",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-01-03T19:00:04Z",
    "title_canon_sha256": "46388cf663dcc6f10283707b58240874fbdc4e475aca23fe65018f48b6b4dbfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.00827",
    "kind": "arxiv",
    "version": 1
  }
}