Pith Number

pith:Y5D5IFPP

pith:2012:Y5D5IFPPRPHXEIHSCA3CRHUDWI

not attested not anchored not stored refs pending

Hot and Cold Galactic Gas in the NGC 2563 Galaxy Group

Ann I. Zabludoff, Duane Lee, Eric Wilcots, Jesper Rasmussen, J. H. van Gorkom, John S. Mulchaey, Paul Martini, Tesla E. Jeltema, Timothy P. Roberts, Xue-Ning Bai

arxiv:1201.1291 v1 · 2012-01-05 · 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{Y5D5IFPPRPHXEIHSCA3CRHUDWI}

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	2026-05-18T01:58:55.232382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c747d415ef8bcf7220f21036289e83b23630177bdf61ccd5e88c7792e372e6ed

Aliases

arxiv: 1201.1291 · arxiv_version: 1201.1291v1 · doi: 10.48550/arxiv.1201.1291 · pith_short_12: Y5D5IFPPRPHX · pith_short_16: Y5D5IFPPRPHXEIHS · pith_short_8: Y5D5IFPP

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/Y5D5IFPPRPHXEIHSCA3CRHUDWI \
  | 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: c747d415ef8bcf7220f21036289e83b23630177bdf61ccd5e88c7792e372e6ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52caedf5ca34f80cb5ed1f7516bd53d1a9c7244026a45b4edfddeb41e2aafd13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-05T21:00:03Z",
    "title_canon_sha256": "0f7b8f20638afeff490456da474935a880231edf8e32f80d6312f131e100eb0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1291",
    "kind": "arxiv",
    "version": 1
  }
}