Pith Number

pith:PARMXDJT

pith:2020:PARMXDJTCGYQX2UJQ3XKBBDMQ4

not attested not anchored not stored refs pending

A distance determination to the Small Magellanic Cloud with an accuracy of better than 2 percent based on late-type eclipsing binary stars

Alexandre Gallenne, Bartlomiej Zgirski, Bogumil Pilecki, Dariusz Graczyk, Grzegorz Pietrzynski, Ian B. Thompson, Jesper Storm, Ksenia Suchomska, Marek Gorski, Mikolaj Kaluszynski, Monica Taormina, Nicolas Nardetto, Paulina Karczmarek, Piotr Wielgorski, Radoslaw Smolec, Rolf-Peter Kudritzki, Sandro Villanova, Weronika Narloch, Wojciech Pych, Wolfgang Gieren

arxiv:2010.08754 v1 · 2020-10-17 · astro-ph.GA · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PARMXDJTCGYQX2UJQ3XKBBDMQ4}

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	2026-07-05T01:54:00.162944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7822cb8d3311b10bea8986eea0846c87260f69c91448160c7010b7fb506da245

Aliases

arxiv: 2010.08754 · arxiv_version: 2010.08754v1 · doi: 10.48550/arxiv.2010.08754 · pith_short_12: PARMXDJTCGYQ · pith_short_16: PARMXDJTCGYQX2UJ · pith_short_8: PARMXDJT

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/PARMXDJTCGYQX2UJQ3XKBBDMQ4 \
  | 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: 7822cb8d3311b10bea8986eea0846c87260f69c91448160c7010b7fb506da245

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29c42e9b9825594b1e54595755d2e66bcecb9bc320269e76f23dcf6ec670a899",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-10-17T09:36:59Z",
    "title_canon_sha256": "c6d698508c6d877ae0aedaf1cc939d02c83da0617c5898dc37ef41da758ed2d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.08754",
    "kind": "arxiv",
    "version": 1
  }
}