Pith Number

pith:A2VEJLGG

pith:2019:A2VEJLGGLSQEEJ3MXHMX3J5TBQ

not attested not anchored not stored refs pending

The Early Evolution of Stars and Exoplanet Systems: Exploring and Exploiting Nearby, Young Stars (an Astro2020 Science White Paper)

Athens, Atlanta, Austin, AZ, Ben Zuckerman (UCLA, Brendan Bowler (U. Texas, CA, Cambridge, Canada), Dimitri Mawet (CalTech, Eric Mamajek (NASA/JPL, Evgenya Shkolnik (Arizona State U., GA, HI, Hilo, Honolulu, Inseok Song (U. Georgia, Jackie Faherty (AMNH, Jeremy Drake (SAO, Joel H. Kastner (Rochester Institute of Technology, Jonathan Gagn\'e (U. Montreal, Katelyn Allers (Bucknell University, Lewisburg, Los Angeles, MA, Michael Liu (U. Hawaii, New York, NY, PA, Pasadena, PQ, Rochester, Russel White (Georgia St. U., Tempe, Thayne Currie (NASA ARC/NAOJ Subaru Telescope, Trent Dupuy (Gemini Observatory, TX, USA)

arxiv:1903.06242 v1 · 2019-03-14 · astro-ph.SR · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A2VEJLGGLSQEEJ3MXHMX3J5TBQ}

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	2026-05-17T23:51:11.385973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06aa44acc65ca042276cb9d97da7b30c2e55a3d011043aab42470cd6e01b7701

Aliases

arxiv: 1903.06242 · arxiv_version: 1903.06242v1 · doi: 10.48550/arxiv.1903.06242 · pith_short_12: A2VEJLGGLSQE · pith_short_16: A2VEJLGGLSQEEJ3M · pith_short_8: A2VEJLGG

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/A2VEJLGGLSQEEJ3MXHMX3J5TBQ \
  | 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: 06aa44acc65ca042276cb9d97da7b30c2e55a3d011043aab42470cd6e01b7701

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ec81cb1908c90c5e3b766f1cf3affa368175b022ec5a9c76faa691b16f17be8",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-03-14T20:38:32Z",
    "title_canon_sha256": "6a8e5981d776c5ef34ace385c32977f9078e36f76c7eb21a759c077662d796e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06242",
    "kind": "arxiv",
    "version": 1
  }
}