Pith Number

pith:LECXT7V3

pith:2018:LECXT7V35WO7LX5UI7QZO5QRKY

not attested not anchored not stored refs pending

Dissecting stellar chemical abundance space with t-SNE

Anna B. Queiroz, Bas\'ilio X. Santiago, Cristina Chiappini, Friedrich Anders, Gal Matijevi\v{c}, Guillaume Guiglion, Matthias Steinmetz

arxiv:1803.09341 v2 · 2018-03-25 · 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{LECXT7V35WO7LX5UI7QZO5QRKY}

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	2026-05-18T00:00:45.878886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

590579febbed9df5dfb447e19776115631254d8e8cd95e13b049f2a3e8d16be5

Aliases

arxiv: 1803.09341 · arxiv_version: 1803.09341v2 · doi: 10.48550/arxiv.1803.09341 · pith_short_12: LECXT7V35WO7 · pith_short_16: LECXT7V35WO7LX5U · pith_short_8: LECXT7V3

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/LECXT7V35WO7LX5UI7QZO5QRKY \
  | 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: 590579febbed9df5dfb447e19776115631254d8e8cd95e13b049f2a3e8d16be5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d89c5d7f1356d28aaa0719bc25e056fcd8b617cc11e85ab2d4543ea6fd8d27b3",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-03-25T21:11:17Z",
    "title_canon_sha256": "c996d08f3af5558cd2187e839f4bbc40b9025f2ba9ff9f35562605909ef5803e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09341",
    "kind": "arxiv",
    "version": 2
  }
}