Pith Number

pith:CDHAH4RO

pith:2001:CDHAH4ROZD4WO2BXA5WPLT7CJE

not attested not anchored not stored refs pending

The Population of Weak MgII Absorbers. II The Properties of Single-Cloud Systems

Christopher W. Churchill, Jane C. Charlton, Jane R. Rigby

arxiv:astro-ph/0110191 v1 · 2001-10-08 · astro-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{CDHAH4ROZD4WO2BXA5WPLT7CJE}

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

Connecting CGM enrichment with Lyman alpha emitters at 2.9 < z < 6.7

Receipt and verification

First computed	2026-05-18T01:07:45.427898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10ce03f22ec8f9676837076cf5cfe2492a1fde8aa227954c9a51a2395dbd4326

Aliases

arxiv: astro-ph/0110191 · arxiv_version: astro-ph/0110191v1 · doi: 10.48550/arxiv.astro-ph/0110191 · pith_short_12: CDHAH4ROZD4W · pith_short_16: CDHAH4ROZD4WO2BX · pith_short_8: CDHAH4RO

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/CDHAH4ROZD4WO2BXA5WPLT7CJE \
  | 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: 10ce03f22ec8f9676837076cf5cfe2492a1fde8aa227954c9a51a2395dbd4326

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c33fafed234e8057b4b406f0e37c7c6ae6b5b4959005bd97971182f84207979d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-10-08T21:01:28Z",
    "title_canon_sha256": "13092357b6aaf8cf0b0c149515d7b05829d3c4219fe3d1a525ba407bbd34fcea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0110191",
    "kind": "arxiv",
    "version": 1
  }
}