Pith Number

pith:SO5KZPFY

pith:2021:SO5KZPFYZEFATU55Q3QU3F3SSN

not attested not anchored not stored refs pending

ALMA Observations of Giant Molecular Clouds in M33 III: Spatially Resolved Features of the Star-Formation Inactive Million-solar-mass Cloud

Akiko Kawamura, Atsushi Nishimura, Hidetoshi Sano, Hiroshi Kondo, Kazufumi Torii, Kazuki Tokuda, Kazuya Saigo, Kazuyuki Muraoka, Kengo Tachihara, Kisetsu Tsuge, Masato I.N. Kobayashi, Nario Kuno, Rie E. Miura, Sachiko Onodera, Sarolta Zahorecz, Shinji Fujita, Tomoka Tosaki, Toshikazu Onishi, Yasuo Fukui

arxiv:2103.01610 v3 · 2021-03-02 · 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{SO5KZPFYZEFATU55Q3QU3F3SSN}

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	2026-07-05T02:37:58.103480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93baacbcb8c90a09d3bd86e14d9772935199d96677a6e41c402a88ecdc4a9c97

Aliases

arxiv: 2103.01610 · arxiv_version: 2103.01610v3 · doi: 10.48550/arxiv.2103.01610 · pith_short_12: SO5KZPFYZEFA · pith_short_16: SO5KZPFYZEFATU55 · pith_short_8: SO5KZPFY

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/SO5KZPFYZEFATU55Q3QU3F3SSN \
  | 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: 93baacbcb8c90a09d3bd86e14d9772935199d96677a6e41c402a88ecdc4a9c97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef7e5d5b3ee1c377d46b66c71023abe1b47aeec3188ce6f187e741d19f99477e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-03-02T10:03:47Z",
    "title_canon_sha256": "ca8016831ebdbe191c4b81aa8ba10cb824174740df40e82c44fcc706409a9ede"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.01610",
    "kind": "arxiv",
    "version": 3
  }
}