Pith Number

pith:HUJCCCHM

pith:2026:HUJCCCHM7XYBR56PDDBQH6DIUG

not attested not anchored not stored refs pending

FEASTS and MHONGOOSE: HI Column Density Distribution at $z=0$ for $N_\mathrm{HI}>10^{17.8}\, \mathrm{cm}^{-2}$

C\'eline P\'eroux, Claudia del P. Lagos, Di Li, D. Kleiner, Dong Yang, Fabian Walter, Fangxiong Zhong, F. M. Maccagni, Freeke van de Voort, George Heald, Hong Guo, J. Healy, Jing Wang, Kentaro Nagamine, Lister Staveley-Smith, Luis C. Ho, Peter Kamphuis, Qifeng Huang, Simon Weng, Siqi Liu, Siwei Zou, W.J.G. de Blok, Xinkai Chen, Xuchen Lin, Ze-zhong Liang, Zherong Su, Zhijie Qu

arxiv:2603.02670 v1 · 2026-03-03 · 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{HUJCCCHM7XYBR56PDDBQH6DIUG}

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.

Receipt and verification

First computed	2026-07-07T02:18:36.364614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d122108ecfdf018f7cf18c303f868a1a5c282c3e14dbbda5f21dfd50ab9ee58

Aliases

arxiv: 2603.02670 · arxiv_version: 2603.02670v1 · doi: 10.48550/arxiv.2603.02670 · pith_short_12: HUJCCCHM7XYB · pith_short_16: HUJCCCHM7XYBR56P · pith_short_8: HUJCCCHM

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/HUJCCCHM7XYBR56PDDBQH6DIUG \
  | 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: 3d122108ecfdf018f7cf18c303f868a1a5c282c3e14dbbda5f21dfd50ab9ee58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7e0940c51f5f408d01d5a5e5ad6e4ea687d90af8b54837403eba6efb82dd5e0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-03-03T06:57:18Z",
    "title_canon_sha256": "034290bca4d422275bc7c8f2a16b9169231bf05077ab823720c5e712c9981b46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.02670",
    "kind": "arxiv",
    "version": 1
  }
}