Pith Number

pith:M2EDDEFX

pith:2002:M2EDDEFX2ZGWWCYMT4AS7QKQCP

not attested not anchored not stored refs pending

VLT/UVES Abundances in Four Nearby Dwarf Spheroidal Galaxies: II. Implications for Understanding Galaxy Evolution

A. Kaufer & T. Szeifert, Eline Tolstoy, F. Primas, K.A. Venn, M. Shetrone, V. Hill

arxiv:astro-ph/0211168 v1 · 2002-11-08 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M2EDDEFX2ZGWWCYMT4AS7QKQCP}

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	2026-05-18T04:14:55.475090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66883190b7d64d6b0b0c9f012fc15013c6adce390a3a21507cd8a2a3d844bb41

Aliases

arxiv: astro-ph/0211168 · arxiv_version: astro-ph/0211168v1 · doi: 10.48550/arxiv.astro-ph/0211168 · pith_short_12: M2EDDEFX2ZGW · pith_short_16: M2EDDEFX2ZGWWCYM · pith_short_8: M2EDDEFX

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/M2EDDEFX2ZGWWCYMT4AS7QKQCP \
  | 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: 66883190b7d64d6b0b0c9f012fc15013c6adce390a3a21507cd8a2a3d844bb41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "519b94d89c84b949a876de266c0b92b28e4bc29d0e11949a2d43bd783a50d224",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-11-08T19:32:52Z",
    "title_canon_sha256": "b8c4357b1f3928dd06d0b120fc69dce5ffb3d315a6da83886968733e562ddaac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0211168",
    "kind": "arxiv",
    "version": 1
  }
}