Pith Number

pith:3SI6L4YO

pith:2020:3SI6L4YORJZXJLYINOQ2SSPRZU

not attested not anchored not stored refs pending

Triggered high-mass star formation in the HII region W28A2: A cloud-cloud collision scenario

Akio Ohama, Atsushi Nishimura, Catherine Braiding, Gavin Rowell, Graeme Wong, Hidetoshi Sano, Hiroaki Yamamoto, Katsuhiro Hayashi, Kazufumi Torii, Kengo Tachihara, Michael Burton, Mikito Kohno, Nigel Maxted, Rei Enokiya, Rin Yamada, Satoshi Yoshiike, Shinji Fujita, Yasuo Fukui

arxiv:2005.07933 v1 · 2020-05-16 · 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{3SI6L4YORJZXJLYINOQ2SSPRZU}

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	2026-07-05T01:12:46.801176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc91e5f30e8a7374af086ba1a949f1cd003ee10e29553b4b784d309432f660a0

Aliases

arxiv: 2005.07933 · arxiv_version: 2005.07933v1 · doi: 10.48550/arxiv.2005.07933 · pith_short_12: 3SI6L4YORJZX · pith_short_16: 3SI6L4YORJZXJLYI · pith_short_8: 3SI6L4YO

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/3SI6L4YORJZXJLYINOQ2SSPRZU \
  | 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: dc91e5f30e8a7374af086ba1a949f1cd003ee10e29553b4b784d309432f660a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ac600c054fd212b18f726c07521f03f2d08341d609f87e62bd14ad9d5af2c03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-05-16T10:12:22Z",
    "title_canon_sha256": "7f2b0aeb5b9b28636d05c9de7fe4b4b8e4dc366dca9cfb1c7bdafc2202bd1670"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.07933",
    "kind": "arxiv",
    "version": 1
  }
}