Pith Number

pith:GZMENYYT

pith:1999:GZMENYYTCAMTDOMFWA7GQDIMDH

not attested not anchored not stored refs pending

Central UV Spikes in two Galactic Spheroids

Alvio Renzini, David Burstein, Francesco Bertola, Laura Greggio, Lucio M. Buson, Michele Cappellari

arxiv:astro-ph/9901381 v1 · 1999-01-27 · 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{GZMENYYTCAMTDOMFWA7GQDIMDH}

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.

Cited by

1 paper in Pith

Transient and Variable Ultra-luminous X-ray Sources in NGC 4552

Receipt and verification

First computed	2026-07-04T14:16:31.436920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

365846e313101931b985b03e680d0c19c176772534c237473547ab9590a1186b

Aliases

arxiv: astro-ph/9901381 · arxiv_version: astro-ph/9901381v1 · doi: 10.48550/arxiv.astro-ph/9901381 · pith_short_12: GZMENYYTCAMT · pith_short_16: GZMENYYTCAMTDOMF · pith_short_8: GZMENYYT

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/GZMENYYTCAMTDOMFWA7GQDIMDH \
  | 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: 365846e313101931b985b03e680d0c19c176772534c237473547ab9590a1186b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fee6ffcf8b33001a9d4e396010831e87295d13737aa5a7413274e168309b9f2e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-01-27T13:24:26Z",
    "title_canon_sha256": "6795f7f7401a36e00e859356fb870a3eafb32c37f3f5202276e53964d8e97f52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9901381",
    "kind": "arxiv",
    "version": 1
  }
}