Pith Number

pith:TXSW6VBU

pith:2018:TXSW6VBUSQUK2U3OTGZZUFZ6AB

not attested not anchored not stored refs pending

RR Lyrae stars as standard candles in the Gaia Data Release 2 Era

Alessia Garofalo, Gisella Clementini, Hector E. Delgado, Luis M. Sarro, Tatiana Muraveva

arxiv:1805.08742 v2 · 2018-05-22 · 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{TXSW6VBUSQUK2U3OTGZZUFZ6AB}

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	2026-05-18T00:07:40.325090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9de56f54349428ad536e99b39a173e004ca660b5538f3e3e45004ee8c45f417e

Aliases

arxiv: 1805.08742 · arxiv_version: 1805.08742v2 · doi: 10.48550/arxiv.1805.08742 · pith_short_12: TXSW6VBUSQUK · pith_short_16: TXSW6VBUSQUK2U3O · pith_short_8: TXSW6VBU

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/TXSW6VBUSQUK2U3OTGZZUFZ6AB \
  | 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: 9de56f54349428ad536e99b39a173e004ca660b5538f3e3e45004ee8c45f417e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee6ff2475f0de806610ce2a58c53ab424a4798317d9252c5f09ba8716cb0caa4",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-22T17:04:30Z",
    "title_canon_sha256": "dd213d41d9b04d01ee4c71ad1923120e0113c1643e2451a3995c91a5cabed88e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08742",
    "kind": "arxiv",
    "version": 2
  }
}