Pith Number

pith:LAAW4ZQG

pith:2009:LAAW4ZQGUSC6HMT4WVQJVUURFZ

not attested not anchored not stored refs pending

The eclipsing Intermediate Polar V597 Pup (Nova Puppis 2007)

Brian Warner, Patrick A. Woudt

arxiv:0905.0325 v1 · 2009-05-04 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LAAW4ZQGUSC6HMT4WVQJVUURFZ}

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	2026-05-18T02:13:48.006061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58016e6606a485e3b27cb5609ad2912e6927071f8655d9a0cb385b7d9183f66a

Aliases

arxiv: 0905.0325 · arxiv_version: 0905.0325v1 · doi: 10.48550/arxiv.0905.0325 · pith_short_12: LAAW4ZQGUSC6 · pith_short_16: LAAW4ZQGUSC6HMT4 · pith_short_8: LAAW4ZQG

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/LAAW4ZQGUSC6HMT4WVQJVUURFZ \
  | 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: 58016e6606a485e3b27cb5609ad2912e6927071f8655d9a0cb385b7d9183f66a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "810e302a59d2e5a1f89e26af28209fbb16208e44a3db575ac8e676bbd971ad61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-05-04T08:42:05Z",
    "title_canon_sha256": "c139844e68d31df2e69fdebaf36d81b8e0a42de6c7b691950ae3265600b31233"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0325",
    "kind": "arxiv",
    "version": 1
  }
}