Pith Number

pith:K4JVCFOG

pith:2024:K4JVCFOGJTQSRN7X62G3JXREYQ

not attested not anchored not stored refs pending

NGC1856: Using machine learning techniques to uncover detailed stellar abundances from MUSE data

A. As'ad, A. Vasini, F. Matteucci, Johina M. John, M. Alfaro-Cuello, Randa Asa'd, S. Hernandez, Z. Wang

arxiv:2404.15527 v2 · 2024-04-23 · astro-ph.GA · 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{K4JVCFOGJTQSRN7X62G3JXREYQ}

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	2026-07-05T08:11:59.959732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57135115c64ce128b7f7f68db4de24c422aafc3712cdd126c9cd9853926534d1

Aliases

arxiv: 2404.15527 · arxiv_version: 2404.15527v2 · doi: 10.48550/arxiv.2404.15527 · pith_short_12: K4JVCFOGJTQS · pith_short_16: K4JVCFOGJTQSRN7X · pith_short_8: K4JVCFOG

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/K4JVCFOGJTQSRN7X62G3JXREYQ \
  | 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: 57135115c64ce128b7f7f68db4de24c422aafc3712cdd126c9cd9853926534d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49d5ba773878819276e8d734c541555f70e15c17ae6071fae825aa18593f161c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-04-23T21:18:49Z",
    "title_canon_sha256": "135efd949ffc7ab6bebfb32518723daf988d8fc4be4f21c08246b5514b80b297"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.15527",
    "kind": "arxiv",
    "version": 2
  }
}