Pith Number

pith:27RD7B5P

pith:2025:27RD7B5PFLPSG6EP2TF7BTSOVQ

not attested not anchored not stored refs pending

A census of OB stars within 1 kpc and the star formation and core collapse supernova rates of the Milky Way

Alexis L. Quintana, Juan Mart\'inez Garc\'ia, Nicholas J. Wright

arxiv:2503.08286 v1 · 2025-03-11 · astro-ph.SR · 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{27RD7B5PFLPSG6EP2TF7BTSOVQ}

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.

Cited by

1 paper in Pith

Unveiling the Milky Way with a Gaia DR3 census of OB-type stars within 2 kpc. I. Tracing local Galactic structure, massive star-forming regions and core-collapse supernova progenitors

Receipt and verification

First computed	2026-07-05T10:28:55.727806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7e23f87af2adf23788fd4cbf0ce4eac1a9ce83fbe9ea1fad99163b639d12346

Aliases

arxiv: 2503.08286 · arxiv_version: 2503.08286v1 · doi: 10.48550/arxiv.2503.08286 · pith_short_12: 27RD7B5PFLPS · pith_short_16: 27RD7B5PFLPSG6EP · pith_short_8: 27RD7B5P

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/27RD7B5PFLPSG6EP2TF7BTSOVQ \
  | 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: d7e23f87af2adf23788fd4cbf0ce4eac1a9ce83fbe9ea1fad99163b639d12346

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d525c6930fd9154789cce4576f1607b6c01f1748f74c047e6b1340065507e5d1",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-03-11T10:59:27Z",
    "title_canon_sha256": "6a8ae4aaf1ea3e71554ec534ce20b7b6d456c5d174de429400d7381656d6ba78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.08286",
    "kind": "arxiv",
    "version": 1
  }
}