Pith Number

pith:2G5ILL74

pith:2025:2G5ILL74BNN6PTP45IJJPBZ4SY

not attested not anchored not stored refs pending

Using detailed single star and binary evolution models to probe the large observed luminosity spread of red supergiants in young open star clusters

Abel Schootemeijer, Alejandro Vigna-G\'omez, Chen Wang, Cole Johnston, Eva Laplace, Jakub Klencki, Jing-Ze Ma, Julia Bodensteiner, Lee Patrick, Nikolay Britavskiy, Norbert Langer, Ruggero Valli, Selma E. de Mink, Stephen Justham, Xiao-Tian Xu

arxiv:2502.13642 v1 · 2025-02-19 · 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{2G5ILL74BNN6PTP45IJJPBZ4SY}

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	2026-07-05T10:16:50.684096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1ba85affc0b5be7cdfcea1297873c9626c39989c515299e76016e6f720121ba

Aliases

arxiv: 2502.13642 · arxiv_version: 2502.13642v1 · doi: 10.48550/arxiv.2502.13642 · pith_short_12: 2G5ILL74BNN6 · pith_short_16: 2G5ILL74BNN6PTP4 · pith_short_8: 2G5ILL74

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/2G5ILL74BNN6PTP45IJJPBZ4SY \
  | 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: d1ba85affc0b5be7cdfcea1297873c9626c39989c515299e76016e6f720121ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0096ce02fd246088620bf76ac6c8767dfdf219063ec34d7663748d72c01e4ba3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-02-19T11:34:28Z",
    "title_canon_sha256": "2db1f565fa3fd051078655fd2099ff9bd48a3e608732d9cc09855b4df3bcf945"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.13642",
    "kind": "arxiv",
    "version": 1
  }
}