Pith Number

pith:VQXMFOIB

pith:2020:VQXMFOIB3HONO6LEOJBZU7YJTQ

not attested not anchored not stored refs pending

OGLE-ing the Magellanic System: Optical Reddening Maps of the Large and Small Magellanic Cloud from Red Clump Stars

A. Udalski, D. M. Skowron, I. Soszy\'nski, J. Skowron, K. Rybicki, K. Ulaczyk, \L. Wyrzykowski, M. Gromadzki, M. K. Szyma\'nski, M. Wrona, P. Iwanek, P. Mr\'oz, P. Pietrukowicz, R. Poleski, S. Koz{\l}owski

arxiv:2006.02448 v2 · 2020-06-03 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VQXMFOIB3HONO6LEOJBZU7YJTQ}

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	2026-07-05T02:13:45.707142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac2ec2b901d9dcd7796472439a7f099c0f276ce5b343661e24a4bf38b0b2cdcc

Aliases

arxiv: 2006.02448 · arxiv_version: 2006.02448v2 · doi: 10.48550/arxiv.2006.02448 · pith_short_12: VQXMFOIB3HON · pith_short_16: VQXMFOIB3HONO6LE · pith_short_8: VQXMFOIB

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/VQXMFOIB3HONO6LEOJBZU7YJTQ \
  | 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: ac2ec2b901d9dcd7796472439a7f099c0f276ce5b343661e24a4bf38b0b2cdcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8acfbd491981dbd3b6d8195cb73492d0815d3cdc0cfbeb54528eeffc8bde1e6e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-06-03T18:00:04Z",
    "title_canon_sha256": "94fec4d76005dad1c213be896d8bbbc8d66e9c389c24935cf95fc60e9adfdf19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.02448",
    "kind": "arxiv",
    "version": 2
  }
}