Pith Number

pith:XMRYKJR5

pith:2024:XMRYKJR5VGHKPFIR3EBVQ3OOSF

not attested not anchored not stored refs pending

Local variations of the radial metallicity gradient in a simulated NIHAO-UHD Milky Way analogue and their implications for (extra-)galactic studies

Kathryn Grasha, Qian-Hui Chen, Sven Buder, Tobias Buck

arxiv:2412.01157 v2 · 2024-12-02 · 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{XMRYKJR5VGHKPFIR3EBVQ3OOSF}

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	2026-07-05T10:55:27.178305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb2385263da98ea79511d903586dce9173f6ad149dcbe47cde837e6fde3878e7

Aliases

arxiv: 2412.01157 · arxiv_version: 2412.01157v2 · doi: 10.48550/arxiv.2412.01157 · pith_short_12: XMRYKJR5VGHK · pith_short_16: XMRYKJR5VGHKPFIR · pith_short_8: XMRYKJR5

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/XMRYKJR5VGHKPFIR3EBVQ3OOSF \
  | 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: bb2385263da98ea79511d903586dce9173f6ad149dcbe47cde837e6fde3878e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee2b0b71219770d769ae6db04ffe196bcbd2104390d3ee71cc9644772f7cb1b1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-12-02T05:57:03Z",
    "title_canon_sha256": "bce7b0c3151a030bf8267708b14d406b01ec5b87f4aba01e6cf0d49fdc82abca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.01157",
    "kind": "arxiv",
    "version": 2
  }
}