Pith Number

pith:5UBF4RJY

pith:2019:5UBF4RJYKTYN6VCQWLHDLHZANA

not attested not anchored not stored refs pending

A Census of Early Phase High-Mass Star Formation in the Central Molecular Zone

Adam Ginsburg, Ashley Barnes, Cara Battersby, Daniel Walker, Elisabeth A. C. Mills, Jens Kauffmann, J. M. Diederik Kruijssen, John Bally, Jonathan Henshaw, J\"urgen Ott, Ke Wang, Matthew Rickert, Natalie Butterfield, Qizhou Zhang, Steven N. Longmore, Xing Lu

arxiv:1909.02338 v1 · 2019-09-05 · 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{5UBF4RJYKTYN6VCQWLHDLHZANA}

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	2026-07-05T00:23:24.003655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed025e453854f0df5450b2ce359f206818a073f19422301f6820dfbbcfdd51f8

Aliases

arxiv: 1909.02338 · arxiv_version: 1909.02338v1 · doi: 10.48550/arxiv.1909.02338 · pith_short_12: 5UBF4RJYKTYN · pith_short_16: 5UBF4RJYKTYN6VCQ · pith_short_8: 5UBF4RJY

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/5UBF4RJYKTYN6VCQWLHDLHZANA \
  | 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: ed025e453854f0df5450b2ce359f206818a073f19422301f6820dfbbcfdd51f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "148a96a2b5a387aa7e1c903ffdb2844fb10024239b412256be12df26a84ca388",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-05T11:49:01Z",
    "title_canon_sha256": "867b7d8082363681dea294cb505d8f3a2b591b837149f17d8548f99d1839e0cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02338",
    "kind": "arxiv",
    "version": 1
  }
}