Pith Number

pith:OD6FFEMH

pith:2002:OD6FFEMHKNR7D25OR6YACIPXKJ

not attested not anchored not stored refs pending

Non-LTE Abundances of Magnesium, Aluminum and Sulfur in OB Stars Near the Solar Circle

K. Butler, K. Cunha, S. Daflon, V. V. Smith

arxiv:astro-ph/0212171 v2 · 2002-12-06 · 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{OD6FFEMHKNR7D25OR6YACIPXKJ}

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	2026-07-04T16:31:22.411517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70fc5291875363f1ebae8fb00121f7525352f009edf98f5db0327a71f06d0eb7

Aliases

arxiv: astro-ph/0212171 · arxiv_version: astro-ph/0212171v2 · doi: 10.48550/arxiv.astro-ph/0212171 · pith_short_12: OD6FFEMHKNR7 · pith_short_16: OD6FFEMHKNR7D25O · pith_short_8: OD6FFEMH

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/OD6FFEMHKNR7D25OR6YACIPXKJ \
  | 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: 70fc5291875363f1ebae8fb00121f7525352f009edf98f5db0327a71f06d0eb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d52267a431ebf6656d11ead357a41722409fe6e394437fb1d8a360bc4a1c451b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-12-06T17:59:13Z",
    "title_canon_sha256": "95f5555fb3174c380d1013d7c0cc84b825ead82563ed50277f13b316c4e4adfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0212171",
    "kind": "arxiv",
    "version": 2
  }
}