Pith Number

pith:ZLEBUIEE

pith:2001:ZLEBUIEEJ34U3BZPEXTBV6MCX6

not attested not anchored not stored refs pending

The Proper Motion of the Globular Cluster NGC 6553 and of Bulge Stars with HST

A. Renzini, B. Barbuy, E. Bica, M. Zoccali, S. Ortolani

arxiv:astro-ph/0101200 v2 · 2001-01-12 · 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{ZLEBUIEEJ34U3BZPEXTBV6MCX6}

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	2026-05-18T01:21:50.541449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cac81a20844ef94d872f25e61af982bfabac46e160ced26dda89a6e5688e905d

Aliases

arxiv: astro-ph/0101200 · arxiv_version: astro-ph/0101200v2 · doi: 10.48550/arxiv.astro-ph/0101200 · pith_short_12: ZLEBUIEEJ34U · pith_short_16: ZLEBUIEEJ34U3BZP · pith_short_8: ZLEBUIEE

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/ZLEBUIEEJ34U3BZPEXTBV6MCX6 \
  | 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: cac81a20844ef94d872f25e61af982bfabac46e160ced26dda89a6e5688e905d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df4ed183175342ddd25b083a53681fc839fdb0eaa705dadf3676b40ee71e1585",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-12T10:29:48Z",
    "title_canon_sha256": "3cde29d118d513e26d88ccd24290bfb5671a559e1bd9e16701a05cdae3d5ea96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101200",
    "kind": "arxiv",
    "version": 2
  }
}