Pith Number

pith:PB3QJYSD

pith:2019:PB3QJYSDCCL74SVJJORXWDHI7E

not attested not anchored not stored refs pending

High-mass star formation in Orion B triggered by cloud-cloud collision: Merging molecular clouds in NGC 2024

Akio Ohama, Atsushi Nishimura, Daichi Tsutsumi, Hideo Ogawa, Hidetoshi Sano, Hiroaki Yamamoto, Katsuhiro Hayashi, Kazufumi Torii, Kengo Tachihara, Kimihiro Kimura, Rei Enokiya, Rin Yamada, Ryotaro konishi, Shinji Fujita, Yasuo Fukui, Yutaka Hasagawa

arxiv:1912.11607 v2 · 2019-12-25 · 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{PB3QJYSDCCL74SVJJORXWDHI7E}

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	2026-07-05T01:12:32.786399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

787704e2431097fe4aa94ba37b0ce8f930a6b1a2ed57b34781904e2e4f7b1052

Aliases

arxiv: 1912.11607 · arxiv_version: 1912.11607v2 · doi: 10.48550/arxiv.1912.11607 · pith_short_12: PB3QJYSDCCL7 · pith_short_16: PB3QJYSDCCL74SVJ · pith_short_8: PB3QJYSD

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/PB3QJYSDCCL74SVJJORXWDHI7E \
  | 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: 787704e2431097fe4aa94ba37b0ce8f930a6b1a2ed57b34781904e2e4f7b1052

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3942beb40fe212e5a0ef697f8feb6641e3c130b8193f6cf591369baeeacaba9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-12-25T06:46:39Z",
    "title_canon_sha256": "038fec5146fbee81ded586c2b04e7c85785205b04c7621f4045fbe59a4498d6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.11607",
    "kind": "arxiv",
    "version": 2
  }
}