Pith Number

pith:RB4LGTJH

pith:2021:RB4LGTJHXWVBBDB6EVXUK45KEH

not attested not anchored not stored refs pending

Discovery of a directly imaged planet to the young solar analog YSES 2

Alexander J. Bohn, Christian Adam, Christian Ginski, Eric E. Mamajek, Frans Snik, Maddalena Reggiani, Mark J. Pecaut, Markus Mugrauer, Matthew A. Kenworthy, Nikolaus Vogt, Tiffany Meshkat

arxiv:2104.08285 v2 · 2021-04-16 · astro-ph.EP · astro-ph.IM · 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{RB4LGTJHXWVBBDB6EVXUK45KEH}

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	2026-07-05T02:33:59.200791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8878b34d27bdaa108c3e256f4573aa21ff7463f2067aaa3832a922775d67a19b

Aliases

arxiv: 2104.08285 · arxiv_version: 2104.08285v2 · doi: 10.48550/arxiv.2104.08285 · pith_short_12: RB4LGTJHXWVB · pith_short_16: RB4LGTJHXWVBBDB6 · pith_short_8: RB4LGTJH

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/RB4LGTJHXWVBBDB6EVXUK45KEH \
  | 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: 8878b34d27bdaa108c3e256f4573aa21ff7463f2067aaa3832a922775d67a19b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce079af7967e26c7aa9b8cb520e8ce763b4412eaaf2552239806cb4c824913a7",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-04-16T18:00:01Z",
    "title_canon_sha256": "2f775abeee6df179e8bd23b83b5f35bb76dbab3cef585e015f3ccb1742ed5130"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.08285",
    "kind": "arxiv",
    "version": 2
  }
}