Pith Number

pith:ZCMBJNEI

pith:2025:ZCMBJNEIOQ7WJ5FRGVLGDORICJ

not attested not anchored not stored refs pending

Discovery of a high-velocity cloud of the Milky Way as a potential dark galaxy

Chuan-Peng Zhang, Jin-Long Xu, Jun-Jie Wang, Ming Zhu, Naiping Yu, Peng Jiang, Xiao-Lan Liu, Xin Guan, Ye Xu

arxiv:2504.09419 v1 · 2025-04-13 · 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{ZCMBJNEIOQ7WJ5FRGVLGDORICJ}

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	2026-07-05T10:48:36.805784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c89814b488743f64f4b1355661ba281278372bf54c65f6ee95c0c421cadbbdff

Aliases

arxiv: 2504.09419 · arxiv_version: 2504.09419v1 · doi: 10.48550/arxiv.2504.09419 · pith_short_12: ZCMBJNEIOQ7W · pith_short_16: ZCMBJNEIOQ7WJ5FR · pith_short_8: ZCMBJNEI

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/ZCMBJNEIOQ7WJ5FRGVLGDORICJ \
  | 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: c89814b488743f64f4b1355661ba281278372bf54c65f6ee95c0c421cadbbdff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90ca76ef2a7b01937d731a40f868d9d5bffae326822bfb2a6e2092b566d11030",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-04-13T03:31:53Z",
    "title_canon_sha256": "6009751163aff7e69631ed15d7ee6fcc48c17fc952b883d171f852e61ce41bcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.09419",
    "kind": "arxiv",
    "version": 1
  }
}