Pith Number

pith:PUYDJPQI

pith:2021:PUYDJPQIQ6EIXLTJSAVUC2X5A3

not attested not anchored not stored refs pending

An absolute calibration of the near-infrared Period-Luminosity Relations of Type II Cepheids in the Milky Way and in the Large Magellanic Cloud

Aleksandra Kotek, Alexandre Gallenne, Bart{\l}omiej Zgirski, Bogumi{\l} Pilecki, Catalina Sobrino Figaredo, Dariusz Graczyk, Dawid Mo\'zdzierski, Francisco Pozo Nu\~nez, Gergely Hajdu, Gonzalo Rojas Garcia, Grzegorz Pietrzy\'nski, Jesper Storm, Klaus Hodapp, Krzysztof Kotysz, Ksenia Suchomska, Louise Breuval, Marek G\'orski, Martin Haas, Megan Lewis, Miko{\l}aj Ka{\l}uszy\'nski, M\'onica Taormina, Paulina Karczmarek, Pierre Kervella, Piotr Ko{\l}aczek-Szyma\'nski, Piotr Wielg\'orski, Przemys{\l}aw Miko{\l}ajczyk, Rados{\l}aw Smolec, Rolf Chini, Sadegh Noroozi, Weronika Narloch, Wojciech Pych, Wolfgang Gieren

arxiv:2112.12122 v1 · 2021-12-22 · 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{PUYDJPQIQ6EIXLTJSAVUC2X5A3}

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	2026-07-05T04:04:28.893988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d3034be0887888bae69902b416afd06cd8cf132e96ea31c6133bd8a891bf630

Aliases

arxiv: 2112.12122 · arxiv_version: 2112.12122v1 · doi: 10.48550/arxiv.2112.12122 · pith_short_12: PUYDJPQIQ6EI · pith_short_16: PUYDJPQIQ6EIXLTJ · pith_short_8: PUYDJPQI

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/PUYDJPQIQ6EIXLTJSAVUC2X5A3 \
  | 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: 7d3034be0887888bae69902b416afd06cd8cf132e96ea31c6133bd8a891bf630

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7129597a62932da8d99dcc6845ca61c56e65bcbb527f5c00528899f40cc11070",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-12-22T18:36:37Z",
    "title_canon_sha256": "12eca6dc181b79e19feafdb66f0b5d6c4b64d63fe8575e9b38a556b9c0e5b103"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.12122",
    "kind": "arxiv",
    "version": 1
  }
}