Pith Number

pith:PXGSRWJS

pith:2003:PXGSRWJSWZ633QWK3OV2NWOIQU

not attested not anchored not stored refs pending

Radial Velocity Variations in Pulsating Ap Stars. II. 33 Librae

Antonio Kanaan, Artie P. Hatzes, David E. Mkrtichian

arxiv:astro-ph/0307343 v1 · 2003-07-18 · 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{PXGSRWJSWZ633QWK3OV2NWOIQU}

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	2026-07-04T16:51:19.080053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dcd28d932b67dbdc2cadbaba6d9c8851736f24234abd63001762292f5ffe455

Aliases

arxiv: astro-ph/0307343 · arxiv_version: astro-ph/0307343v1 · doi: 10.48550/arxiv.astro-ph/0307343 · pith_short_12: PXGSRWJSWZ63 · pith_short_16: PXGSRWJSWZ633QWK · pith_short_8: PXGSRWJS

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/PXGSRWJSWZ633QWK3OV2NWOIQU \
  | 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: 7dcd28d932b67dbdc2cadbaba6d9c8851736f24234abd63001762292f5ffe455

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1a8b1db621135f0d503c40c8175b01006fed05c3116cb1f51c28d10dbd1d739",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-07-18T12:03:25Z",
    "title_canon_sha256": "153160305827d08e59c84c76da52647d09578e592972ece52b54513e17534d2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0307343",
    "kind": "arxiv",
    "version": 1
  }
}