Pith Number

pith:4HZZ2VWE

pith:2005:4HZZ2VWEQD447YC3VAJWKMAGBE

not attested not anchored not stored refs pending

3D kinematics of white dwarfs from the SPY project II

E.-M. Pauli, M. Altmann, M. Odenkirchen, R.Napiwotzki, U. Heber

arxiv:astro-ph/0510494 v1 · 2005-10-17 · 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{4HZZ2VWEQD447YC3VAJWKMAGBE}

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	2026-07-04T16:52:59.051450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1f39d56c480f9cfe05ba813653006090ed7487b2da8451f970acbe80f6737b8

Aliases

arxiv: astro-ph/0510494 · arxiv_version: astro-ph/0510494v1 · doi: 10.48550/arxiv.astro-ph/0510494 · pith_short_12: 4HZZ2VWEQD44 · pith_short_16: 4HZZ2VWEQD447YC3 · pith_short_8: 4HZZ2VWE

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/4HZZ2VWEQD447YC3VAJWKMAGBE \
  | 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: e1f39d56c480f9cfe05ba813653006090ed7487b2da8451f970acbe80f6737b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ef866cec39ccb093c0a46d3608ea3216af3cad3ead36fa006e44a7c225d05d4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-10-17T17:53:26Z",
    "title_canon_sha256": "9981f76264818ac16433711099b922b882c3e1d92904e817ebbf19caa4fad8c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0510494",
    "kind": "arxiv",
    "version": 1
  }
}