Pith Number

pith:IQ7NSBPQ

pith:2018:IQ7NSBPQ6HX64BTBQRDYQEO3ZC

not attested not anchored not stored refs pending

A sextet of clusters in the Vela OB2 region revealed by Gaia

Giacomo Beccari, Giovanni Carraro, Guido De Marchi, Henri M.J. Boffin, Nicholas J. Wright, Tereza Jerabkova, Venu M. Kalari, Willem-Jan de Wit

arxiv:1807.07073 v1 · 2018-07-18 · 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{IQ7NSBPQ6HX64BTBQRDYQEO3ZC}

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

Dynamical evolution and dissolution timescale of young stellar clusters in the Orion star-forming complex

Receipt and verification

First computed	2026-05-18T00:08:14.414643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

443ed905f0f1efee066184478811dbc8a78b3adfb0060f4b7814af7ebbb19c75

Aliases

arxiv: 1807.07073 · arxiv_version: 1807.07073v1 · doi: 10.48550/arxiv.1807.07073 · pith_short_12: IQ7NSBPQ6HX6 · pith_short_16: IQ7NSBPQ6HX64BTB · pith_short_8: IQ7NSBPQ

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/IQ7NSBPQ6HX64BTBQRDYQEO3ZC \
  | 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: 443ed905f0f1efee066184478811dbc8a78b3adfb0060f4b7814af7ebbb19c75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96f83db86da78abdaaa2add0c4c68dccfee56a7b5aab64454799934b3f5e0f67",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-18T18:00:00Z",
    "title_canon_sha256": "5c52e3409bb632ab8510d906394bd6824cd363937ca595577fb81d96010a07ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07073",
    "kind": "arxiv",
    "version": 1
  }
}