Pith Number

pith:4WZCBIAF

pith:2018:4WZCBIAFBMR3UFFTDT46CXIWD6

not attested not anchored not stored refs pending

Investigating the population of Galactic star formation regions and star clusters within a Wide-Fast-Deep Coverage of the Galactic Plane

A. Bragaglia, A. Roman, A. Sollima, A. Spagna, A. Vallenari, B. Dias, D. Bossini, D. Minniti, E. Feigelson, E. Friel, E. Tognelli, F. Damiani, G. Casali, G. Micela, G. Sacco, J. Kastner, J. Stauffer, L. Inno, L. Magrini, L. Prisinzano, L. Venuti, M. Guarcello, M. Van der Swaelmen, N. Sanna, P. G. Prada Moroni, R. Bonito, R. Jeffries, R. Sordo, R. Szabo, S. Degli Innocenti, S. Messina, S. Randich, S. Sciortino, T. Cantat-Gaudin, V. Roccatagliata

arxiv:1812.03025 v1 · 2018-12-07 · 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{4WZCBIAFBMR3UFFTDT46CXIWD6}

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	2026-05-17T23:58:51.134832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5b220a0050b23ba14b31cf9e15d161fb48b8ba28432095d83e5a3ea007eeb36

Aliases

arxiv: 1812.03025 · arxiv_version: 1812.03025v1 · doi: 10.48550/arxiv.1812.03025 · pith_short_12: 4WZCBIAFBMR3 · pith_short_16: 4WZCBIAFBMR3UFFT · pith_short_8: 4WZCBIAF

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/4WZCBIAFBMR3UFFTDT46CXIWD6 \
  | 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: e5b220a0050b23ba14b31cf9e15d161fb48b8ba28432095d83e5a3ea007eeb36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a32641ed579ed97d47e793894c17f29f8ed38a2705bcdb78cc3c8d44002d40a6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-07T13:48:29Z",
    "title_canon_sha256": "471edefcd6672c28db7704d101205a706134db1c70b639f8400b427804dd8b58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03025",
    "kind": "arxiv",
    "version": 1
  }
}