Pith Number

pith:ZVTFU2LG

pith:2026:ZVTFU2LGYI3DXTFQWUCPCBG5XC

not attested not anchored not stored refs pending

Exploring biases in derived stellar parameters and the ionizing photon production efficiency

A. J. Hedge, Andrew Battisti, Anshu Gupta, Cathryn M. Trott, Elisabete da Cunha, Jordan DSilva, Juno Li, Luke Davies, Ravi Jaiswar, Robin Cook, Sabine Bellstedt

arxiv:2605.25130 v1 · 2026-05-24 · 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{ZVTFU2LGYI3DXTFQWUCPCBG5XC}

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	2026-05-26T02:04:19.497164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd665a6966c2363bccb0b504f104ddb886932910b8bdd0ca21f4a8b1837bba94

Aliases

arxiv: 2605.25130 · arxiv_version: 2605.25130v1 · doi: 10.48550/arxiv.2605.25130 · pith_short_12: ZVTFU2LGYI3D · pith_short_16: ZVTFU2LGYI3DXTFQ · pith_short_8: ZVTFU2LG

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/ZVTFU2LGYI3DXTFQWUCPCBG5XC \
  | 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: cd665a6966c2363bccb0b504f104ddb886932910b8bdd0ca21f4a8b1837bba94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "decc6fc609462b4f35cdf3207f89ddba6863d87f9c3abc7584a753691c848dcf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-05-24T15:19:29Z",
    "title_canon_sha256": "a3b26f56ff26d05e5d046eb7a5838e112cf1686145b535077e4ff947c6dc692e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.25130",
    "kind": "arxiv",
    "version": 1
  }
}