Pith Number

pith:N7RYJSZS

pith:2023:N7RYJSZSPKFR2JDOH2MB42G6EN

not attested not anchored not stored refs pending

ACA CO($J=2-1$) Mapping of the Nearest Spiral Galaxy M33. I. Initial Results and Identification of Molecular Clouds

Akiko Kawamura, Atsushi Nishimura, Ayu Konishi, Fumika Demachi, Hidetoshi Sano, Hiroshi Kondo, Kazuki Tokuda, Kazuya Saigo, Kazuyuki Muraoka, Kengo Tachihara, Kisetsu Tsuge, Masato I. N. Kobayashi, Naoya Kitano, Nario Kuno, Rie E. Miura, Rin I. Yamada, Sachiko Onodera, Shinji Fujita, Tomoka Tosaki, Toshikazu Onishi, Yasuo Fukui

arxiv:2307.02039 v2 · 2023-07-05 · 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{N7RYJSZSPKFR2JDOH2MB42G6EN}

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	2026-07-05T06:43:03.845909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fe384cb327a8b1d246e3e981e68de236956eb8bd4d529d055359813d4b7fba2

Aliases

arxiv: 2307.02039 · arxiv_version: 2307.02039v2 · doi: 10.48550/arxiv.2307.02039 · pith_short_12: N7RYJSZSPKFR · pith_short_16: N7RYJSZSPKFR2JDO · pith_short_8: N7RYJSZS

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/N7RYJSZSPKFR2JDOH2MB42G6EN \
  | 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: 6fe384cb327a8b1d246e3e981e68de236956eb8bd4d529d055359813d4b7fba2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feca12b54eef2fcbafcbbfde09d0f165fcb3131247aaba06a862c9dc6f78b043",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-07-05T05:48:04Z",
    "title_canon_sha256": "82fe40487beae4e1664d2a79b8cee208c035657f5d70ee583a35ea7ecf1f5d26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.02039",
    "kind": "arxiv",
    "version": 2
  }
}