Pith Number

pith:OFPWPBI3

pith:2019:OFPWPBI32FQYUBOYMI2HTNUYIM

not attested not anchored not stored refs pending

Nearly all Massive Quiescent Disk Galaxies have a Surprisingly Large Atomic Gas Reservoir

Alvio Renzini, Avishai Dekel, Chengpeng Zhang, Di Li, Feng Yuan, Filippo Mannucci, Jing Dou, Kexin Guo, Luis C. Ho, Qi Guo, Qiong Li, Roberto Maiolino, Yingjie Peng, Zhongyi Man

arxiv:1910.02093 v1 · 2019-10-04 · 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{OFPWPBI32FQYUBOYMI2HTNUYIM}

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	2026-07-05T00:13:16.901069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

715f67851bd1618a05d8623479b698430e8ee607951b4832acf8bb686a9fca31

Aliases

arxiv: 1910.02093 · arxiv_version: 1910.02093v1 · doi: 10.48550/arxiv.1910.02093 · pith_short_12: OFPWPBI32FQY · pith_short_16: OFPWPBI32FQYUBOY · pith_short_8: OFPWPBI3

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/OFPWPBI32FQYUBOYMI2HTNUYIM \
  | 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: 715f67851bd1618a05d8623479b698430e8ee607951b4832acf8bb686a9fca31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f724440606ee0f2de3a68e52541ee53309bfca7712a290cfb8280dabb52a7015",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-04T18:11:05Z",
    "title_canon_sha256": "225d357e796d9ca469ddb52eb9a8139a3739615f7c658408a9739b10710ad1c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.02093",
    "kind": "arxiv",
    "version": 1
  }
}