Pith Number

pith:MJPVY33O

pith:2019:MJPVY33OQ5J3VQSV2RLEYXTARM

not attested not anchored not stored refs pending

X-ray Studies of Exoplanets: A 2020 Decadal Survey White Paper

Bradford Snios (Smithsonian Astrophysical Observatory), Brad Wargelin (Smithsonian Astrophysical Observatory), Brazil), Brian Wood (Naval Research Laboratory), Carey M. Lisse (Johns Hopkins University), Chuanfei Dong (Department of Astrophysical Sciences, Damian J. Christian (California State University Northridge), David Principe (Massachusetts Institute of Technology), Elena Gallo (University of Michigan), Graziella Branduardi-Raymont (University College London), Ignazio Pillitteri (INAF--Osservatorio Astronomico di Palermo), Jae-Sub Hong (Harvard University), Jeremy J. Drake (Smithsonian Astrophysical Observatory), Joel Kastner (Rochester Institute of Technology), John P. Pye (University of Leicester), Johns Hopkins University), Jose Dias Do Nascimento (Smithsonian Astrophysical Observatory, Julian David Alvarado-Gomez (Smithsonian Astrophysical Observatory), Katja Poppenhaeger (Queen's University Belfast, Kevin France (JILA, Lidia Oskinova (University of Potsdam), Margarita Karovska (Smithsonian Astrophysical Observatory), Moritz G\"unther (Massachusetts Institute of Technology), Peter K. Williams (Smithsonian Astrophysical Observatory), Princeton University), Rachel A. Osten (Space Telescope Science Institute, Randall Smith (Smithsonian Astrophysical Observatory), Salvatore Sciortino (INAF--Osservatorio Astronomico di Palermo), Scott J. Wolk (Smithsonian Astrophysical Observatory), Sofia P. Moschou (Smithsonian Astrophysical Observatory), UFRN, University of Colorado), University of Potsdam), Univ. Federal do Rio G. do Norte, Vinay Kashyap (Smithsonian Astrophysical Observatory), Vladimir Airapetian (NASA/GSFC & American University), Willaim Dunn (Smithsonian Astrophysical Observatory), William Danchi (NASA/Goddard Space Flight Center)

arxiv:1904.04320 v1 · 2019-04-08 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MJPVY33OQ5J3VQSV2RLEYXTARM}

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	2026-05-17T23:48:59.299451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

625f5c6f6e8753bac255d4564c5e608b15ed1651a2cf3b7ccd5e529a4e2dce54

Aliases

arxiv: 1904.04320 · arxiv_version: 1904.04320v1 · doi: 10.48550/arxiv.1904.04320 · pith_short_12: MJPVY33OQ5J3 · pith_short_16: MJPVY33OQ5J3VQSV · pith_short_8: MJPVY33O

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/MJPVY33OQ5J3VQSV2RLEYXTARM \
  | 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: 625f5c6f6e8753bac255d4564c5e608b15ed1651a2cf3b7ccd5e529a4e2dce54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da03f93d1bf86ffbab77f7232ce2143f3dcdc3264f2d0f3dc94f4747277da202",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-04-08T19:34:57Z",
    "title_canon_sha256": "6656d02d27b2f35e96a07904ebceedf0c04f9fb59cec4b4a4e46736c2d95585f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04320",
    "kind": "arxiv",
    "version": 1
  }
}