Pith Number

pith:DCO4LMI4

pith:2022:DCO4LMI4ICO36UCI3B6ERT6C5C

not attested not anchored not stored refs pending

The cold interstellar medium of galaxies in the Local Universe

Amelie Saintonge, Barbara Catinella

arxiv:2202.00690 v1 · 2022-02-01 · 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{DCO4LMI4ICO36UCI3B6ERT6C5C}

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

A machine learning approach to estimating HI deficiency in galaxies

Weak Evolution of Cosmic Atomic Hydrogen over the Past 4.5 Billion Years

Receipt and verification

First computed	2026-07-05T04:54:18.175606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

189dc5b11c409dbf5048d87c48cfc2e880af628757f079b737d9b8caf217bd87

Aliases

arxiv: 2202.00690 · arxiv_version: 2202.00690v1 · doi: 10.48550/arxiv.2202.00690 · pith_short_12: DCO4LMI4ICO3 · pith_short_16: DCO4LMI4ICO36UCI · pith_short_8: DCO4LMI4

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/DCO4LMI4ICO36UCI3B6ERT6C5C \
  | 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: 189dc5b11c409dbf5048d87c48cfc2e880af628757f079b737d9b8caf217bd87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4516568c9f41b52810a13cf4749125773d21e84e92e542e9837956e1a3fd0c92",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-02-01T19:00:02Z",
    "title_canon_sha256": "d2f2521a93e0e9159249c786b8a8c540aad8bac6ec52be5b605fd80e75941d72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.00690",
    "kind": "arxiv",
    "version": 1
  }
}