Pith Number

pith:END4IYYC

pith:2024:END4IYYCDTTSZ5VSXVX6PINRZC

not attested not anchored not stored refs pending

A self-consistent data-driven model for determining stellar parameters from optical and near-IR spectra

Brian Hutchinson, Diego Llanes, Keivan G. Stassun, Logan Sizemore, Marina Kounkel, Vedant Chandra

arxiv:2402.05184 v1 · 2024-02-07 · astro-ph.SR · astro-ph.GA · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{END4IYYCDTTSZ5VSXVX6PINRZC}

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	2026-07-05T07:42:45.902165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2347c463021ce72cf6b2bd6fe7a1b1c8a85404da3e5906fb7ab3b7c3c2584984

Aliases

arxiv: 2402.05184 · arxiv_version: 2402.05184v1 · doi: 10.48550/arxiv.2402.05184 · pith_short_12: END4IYYCDTTS · pith_short_16: END4IYYCDTTSZ5VS · pith_short_8: END4IYYC

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/END4IYYCDTTSZ5VSXVX6PINRZC \
  | 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: 2347c463021ce72cf6b2bd6fe7a1b1c8a85404da3e5906fb7ab3b7c3c2584984

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "632cd600f2818b1d244ac1dd15165cb4f7cd03bf5c3e5562631030f12ef32612",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-02-07T19:00:35Z",
    "title_canon_sha256": "58a54f13ac204a0f1b91525514eea2b4f2cdc4fe7e9b3fc1293c092c47838074"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.05184",
    "kind": "arxiv",
    "version": 1
  }
}