Pith Number

pith:S3V3CLLZ

pith:2003:S3V3CLLZ3QIA252GA4D7OJBLMM

not attested not anchored not stored refs pending

The Carina Project: II. Stellar Populations

A. R. Walker, C. E. Corsi, E. Brocato, F. Caputo, G. Bono, H. A. Smith, L. Pulone, M. Castellani, M. Dall'Ora, M. Marconi, M. Monelli, M. Nonino, R. Buonanno, V. Castellani, V. Ripepi

arxiv:astro-ph/0303493 v1 · 2003-03-21 · 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{S3V3CLLZ3QIA252GA4D7OJBLMM}

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	2026-07-04T16:36:42.852146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96ebb12d79dc100d77460707f7242b6315fa6a7b0181b6bc0f4ad6aae7aa311d

Aliases

arxiv: astro-ph/0303493 · arxiv_version: astro-ph/0303493v1 · doi: 10.48550/arxiv.astro-ph/0303493 · pith_short_12: S3V3CLLZ3QIA · pith_short_16: S3V3CLLZ3QIA252G · pith_short_8: S3V3CLLZ

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/S3V3CLLZ3QIA252GA4D7OJBLMM \
  | 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: 96ebb12d79dc100d77460707f7242b6315fa6a7b0181b6bc0f4ad6aae7aa311d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "248db58636612dd122bb5adcbd82bc1f0dcd93e5eb3e63dafb23595d635ff871",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-03-21T16:22:01Z",
    "title_canon_sha256": "524db9f663bc6d227ff733396e3e17fb6424f736c2e9f8c580e898004f7aa510"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0303493",
    "kind": "arxiv",
    "version": 1
  }
}