Pith Number

pith:EOB42P5Q

pith:2019:EOB42P5QPIW4AOOCCKEP5MNAMP

not attested not anchored not stored refs pending

ALMA CO Observations of a Giant Molecular Cloud in M33: Evidence for High-Mass Star Formation Triggered by Cloud-Cloud Collisions

Gavin Rowell, Hidetoshi Sano, Jonathan Knies, Kazuki Tokuda, Kazuyuki Muraoka, Kengo Tachihara, Kisetsu Tsuge, Manami Sasaki, Mikito Kohno, Miroslav D. Filipovic, Nigel Maxted, Paul P. Plucinsky, Rei Enokiya, Shinji Fujita, Toshikazu Onishi, Yasuo Fukui, Yumiko Yamane

arxiv:1908.08404 v4 · 2019-08-22 · 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{EOB42P5QPIW4AOOCCKEP5MNAMP}

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	2026-07-05T01:14:27.721982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2383cd3fb07a2dc039c21288feb1a063d2e3f274af65269f6ddc9e537e16786e

Aliases

arxiv: 1908.08404 · arxiv_version: 1908.08404v4 · doi: 10.48550/arxiv.1908.08404 · pith_short_12: EOB42P5QPIW4 · pith_short_16: EOB42P5QPIW4AOOC · pith_short_8: EOB42P5Q

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/EOB42P5QPIW4AOOCCKEP5MNAMP \
  | 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: 2383cd3fb07a2dc039c21288feb1a063d2e3f274af65269f6ddc9e537e16786e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8eb19e760427149006b8aba50e7de4e3154cdbe3847887dc6b95aabf6d91f2e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-22T14:25:50Z",
    "title_canon_sha256": "9b501e4381fa1cf2780e191a194d2c6d0663c7e19c403a181dc9f26c89d2bc43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08404",
    "kind": "arxiv",
    "version": 4
  }
}