Pith Number

pith:QEOPKJSE

pith:2022:QEOPKJSEXJ4ZKCLIHF34ZWEIVV

not attested not anchored not stored refs pending

The strongly irradiated planets in Praesepe

George W. King, L\'ia R. Corrales, Marcel A. Ag\"ueros, Nicola J. Miller, Peter J. Wheatley, Victoria A. Fawcett

arxiv:2202.04750 v1 · 2022-02-09 · 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{QEOPKJSEXJ4ZKCLIHF34ZWEIVV}

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	2026-07-05T03:59:03.333051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

811cf52644ba799509683977ccd888ad6ece6d1bb3c35940fc706a5cad78d5da

Aliases

arxiv: 2202.04750 · arxiv_version: 2202.04750v1 · doi: 10.48550/arxiv.2202.04750 · pith_short_12: QEOPKJSEXJ4Z · pith_short_16: QEOPKJSEXJ4ZKCLI · pith_short_8: QEOPKJSE

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/QEOPKJSEXJ4ZKCLIHF34ZWEIVV \
  | 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: 811cf52644ba799509683977ccd888ad6ece6d1bb3c35940fc706a5cad78d5da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42d5c27edd65b5836e78b5506dbd286c6ef68067f7f1d1bd928ad97209f25aeb",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-02-09T22:22:46Z",
    "title_canon_sha256": "da1363ab03d427c8d48fca1ee402f81837aa9c6605f4c9ed1cb1bff14455a18a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.04750",
    "kind": "arxiv",
    "version": 1
  }
}