Pith Number

pith:O7CQELYF

pith:2005:O7CQELYFOWIKHHP6QQGUZDJLMI

not attested not anchored not stored refs pending

The Carina dSph galaxy: where is the edge?

A. Munteanu, A.R. Walker, C.E. Corsi, F. Caputo, F. Thevenin, G. Bono, H.A. Smith, L. Pulone, M. Dall'Ora, M. Monelli, M. Nonino, P.B. Stetson, P. Francois, R. Buonanno, V. Castellani, V. Ripepi

arxiv:astro-ph/0509052 v1 · 2005-09-02 · 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{O7CQELYFOWIKHHP6QQGUZDJLMI}

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	2026-07-04T14:14:23.469000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77c5022f057590a39dfe840d4c8d2b620f7438e2f0093478be1c0761cdfe84c9

Aliases

arxiv: astro-ph/0509052 · arxiv_version: astro-ph/0509052v1 · doi: 10.48550/arxiv.astro-ph/0509052 · pith_short_12: O7CQELYFOWIK · pith_short_16: O7CQELYFOWIKHHP6 · pith_short_8: O7CQELYF

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/O7CQELYFOWIKHHP6QQGUZDJLMI \
  | 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: 77c5022f057590a39dfe840d4c8d2b620f7438e2f0093478be1c0761cdfe84c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fca2a1ce2059a3fd6abbe2d0bd2d3139da452de35c2e0847e6b408d846ff191",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-02T14:34:20Z",
    "title_canon_sha256": "3ad8f393d63570775f7879005980a5435cfaea331bf034bfa1e12d9a78e2fe04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509052",
    "kind": "arxiv",
    "version": 1
  }
}