Pith Number

pith:7YLCYLPR

pith:2017:7YLCYLPRHDGYY2W2JN4IWSNO5V

not attested not anchored not stored refs pending

Serendipitous discovery of RR Lyrae stars in the Leo V ultra-faint galaxy

A. Katherina Vivas, Francisco F\"orster, Gustavo E. Medina, Jaime San Mart\'in, Jeffrey L. Carlin, Jorge Martinez, Juan Carlos Maureira, Lluis Galbany, Mario Hamuy, Ricardo R. Mu\~noz, Santiago Gonz\'alez-Gait\'an, Thomas de Jaeger

arxiv:1708.00009 v1 · 2017-07-31 · 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{7YLCYLPRHDGYY2W2JN4IWSNO5V}

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	2026-05-18T00:37:33.298831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe162c2df138cd8c6ada4b788b49aeed6954e386060598149dd4740a7e7e5e54

Aliases

arxiv: 1708.00009 · arxiv_version: 1708.00009v1 · doi: 10.48550/arxiv.1708.00009 · pith_short_12: 7YLCYLPRHDGY · pith_short_16: 7YLCYLPRHDGYY2W2 · pith_short_8: 7YLCYLPR

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/7YLCYLPRHDGYY2W2JN4IWSNO5V \
  | 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: fe162c2df138cd8c6ada4b788b49aeed6954e386060598149dd4740a7e7e5e54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "667b9d0a7ff020dd4f96f796d02da5d1747f1994642a26239d71cc998ce4aaf6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-07-31T18:00:05Z",
    "title_canon_sha256": "7fe8624a5626352ef51a397ecdfc14e15b3198a45ecdd9a7a4dd65b79f31efc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00009",
    "kind": "arxiv",
    "version": 1
  }
}