Pith Number

pith:FQFFCHW3

pith:2015:FQFFCHW3NWYC3M3GUVSOVZQUJY

not attested not anchored not stored refs pending

Sagittarius II, Draco II and Laevens 3: three new Milky Way satellites discovered in the Pan-STARRS 1 3pi Survey

Annette M. N. Ferguson, Avon P. Huxor, Benjamin P. M. Laevens, Branimir Sesar, Christopher Waters, Colin T. Slater, Edouard J. Bernard, Edward F. Schlafly, Eric F. Bell, Eugene A. Magnier, Hans-Walter Rix, John L. Tonry, Kenneth C. Chambers, Nicolas F. Martin, Nigel Metcalfe, Peter W. Draper, Richard J. Wainscoat, Rosemary F. G. Wyse, William E. Sweeney, William S. Burgett

arxiv:1507.07564 v2 · 2015-07-27 · 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{FQFFCHW3NWYC3M3GUVSOVZQUJY}

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	2026-05-18T01:28:03.845052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c0a511edb6db02db366a564eae6144e2c08d76b1f6437697d5ad7d759278207

Aliases

arxiv: 1507.07564 · arxiv_version: 1507.07564v2 · doi: 10.48550/arxiv.1507.07564 · pith_short_12: FQFFCHW3NWYC · pith_short_16: FQFFCHW3NWYC3M3G · pith_short_8: FQFFCHW3

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/FQFFCHW3NWYC3M3GUVSOVZQUJY \
  | 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: 2c0a511edb6db02db366a564eae6144e2c08d76b1f6437697d5ad7d759278207

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbd6171a85641c841f6f5275d3e53584f0cd6f29f26c7a7f30bbef955b624d8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-27T20:00:58Z",
    "title_canon_sha256": "7c88a7c409a7a1933d7ac23d558a3bb5a06bfa409317ac5adc9ed8d30ed837c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07564",
    "kind": "arxiv",
    "version": 2
  }
}