Pith Number

pith:WCRAI35J

pith:2004:WCRAI35JIABV5FSTHLK62E6TYS

not attested not anchored not stored refs pending

S4N: A Spectroscopic Survey of Stars in the Solar Neighborhood

(3) Observatorio Nacional, Brazil), Carlos Allende Prieto (1), David L. Lambert (1), Katia Cunha (3) ((1) University of Texas, Paul S. Barklem (2), Sweden, USA (2) Uppsala Astronomical Observatory

arxiv:astro-ph/0403108 v1 · 2004-03-04 · 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{WCRAI35JIABV5FSTHLK62E6TYS}

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	2026-05-18T01:07:32.721049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0a2046fa940035e96533ad5ed13d3c4a188ec83c9158021f13cd268a7d297b8

Aliases

arxiv: astro-ph/0403108 · arxiv_version: astro-ph/0403108v1 · doi: 10.48550/arxiv.astro-ph/0403108 · pith_short_12: WCRAI35JIABV · pith_short_16: WCRAI35JIABV5FST · pith_short_8: WCRAI35J

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/WCRAI35JIABV5FSTHLK62E6TYS \
  | 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: b0a2046fa940035e96533ad5ed13d3c4a188ec83c9158021f13cd268a7d297b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ac004b3d0d41fe646acf3bfa38a4188175bb3d972df57aa65be063a52de3517",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-03-04T01:24:29Z",
    "title_canon_sha256": "e93cebce350f5806274a5dae74f5d1cfa16209c4e07dd0c608bfb5049354840c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0403108",
    "kind": "arxiv",
    "version": 1
  }
}