Pith Number

pith:JBAPXZ7Z

pith:2025:JBAPXZ7ZJHF5EHLGBX63TY7OFL

not attested not anchored not stored refs pending

Atmospheric parameters and chemical abundances of young stars with APOGEE. I. Orion star-forming region

A. Roman-Lopes, B\'arbara Rojas-Ayala, Carlos G. Rom\'an-Z\'u\~niga, Edilberto S\'anchez, Eduardo Zagala Lagunas, Guy S. Stringfellow, Itzarel Herrn\'andez-Aburto, Javier Serna, J. E. M\'endez-Delgado, Jes\'us Hern\'andez, Jinyoung Serena Kim, Jonathan C. Tan, Jos\'e G. Fern\'andez-Trincado, Keivan G. Stassun, Leticia Carigi, Luc\'ia Adame, Marina Kounkel, Rakesh Pandey, Ricardo L\'opez-Valdivia, Richard R. Lane, Sandro Villanova, S. J. Wolk

arxiv:2508.20313 v1 · 2025-08-27 · 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{JBAPXZ7ZJHF5EHLGBX63TY7OFL}

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	2026-07-05T12:00:34.232151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4840fbe7f949cbd21d660dfdb9e3ee2af9f44757f6bdf72de260165648794253

Aliases

arxiv: 2508.20313 · arxiv_version: 2508.20313v1 · doi: 10.48550/arxiv.2508.20313 · pith_short_12: JBAPXZ7ZJHF5 · pith_short_16: JBAPXZ7ZJHF5EHLG · pith_short_8: JBAPXZ7Z

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/JBAPXZ7ZJHF5EHLGBX63TY7OFL \
  | 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: 4840fbe7f949cbd21d660dfdb9e3ee2af9f44757f6bdf72de260165648794253

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6582adf437447fda626bbf6593c90fdc7ed88d7e81b7bae087c4882354e93678",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-08-27T23:02:33Z",
    "title_canon_sha256": "8a27919e49fc72688a978d086664c4dfc16d8bf525a4701fbea6da18a6ddc6de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20313",
    "kind": "arxiv",
    "version": 1
  }
}