Pith Number

pith:QBPHDXYR

pith:2002:QBPHDXYRCHQFLCBWHFC6O7SICH

not attested not anchored not stored refs pending

SAURON Observations of Disks in Spheroids

B. W. Miller, E. Emsellem, E. K. Verolme, H. Kuntschner, M. Bureau, M. Cappellari, P. T. de Zeeuw, R. Bacon, R. F. Peletier, R. L. Davies, R. McDermid, Y. Copin

arxiv:astro-ph/0204039 v2 · 2002-04-02 · 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{QBPHDXYRCHQFLCBWHFC6O7SICH}

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	2026-07-04T14:11:58.512584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

805e71df1111e05588363945e77e4811d5dbddc5267ae088967d778809e94408

Aliases

arxiv: astro-ph/0204039 · arxiv_version: astro-ph/0204039v2 · doi: 10.48550/arxiv.astro-ph/0204039 · pith_short_12: QBPHDXYRCHQF · pith_short_16: QBPHDXYRCHQFLCBW · pith_short_8: QBPHDXYR

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/QBPHDXYRCHQFLCBWHFC6O7SICH \
  | 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: 805e71df1111e05588363945e77e4811d5dbddc5267ae088967d778809e94408

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55200cde44c6c2ab52da93e977771ef1462ba24e7e06a5117ac4f08283749ffa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-04-02T18:52:32Z",
    "title_canon_sha256": "28f27fd99be3024e7948e480df70cc34bccecc18273ed39fd6f8ec3a374e5eb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0204039",
    "kind": "arxiv",
    "version": 2
  }
}