Pith Number

pith:PIZRCDMK

pith:2021:PIZRCDMK7OVXMEILSRGKO6YHY3

not attested not anchored not stored refs pending

The Araucaria Project. Distances to Nine Galaxies Based on a Statistical Analysis of their Carbon Stars (JAGB Method)

Bart{\l}omiej Zgirski, Bogumi{\l} Pilecki, Dariusz Graczyk, Fabio Bresolin, Gergely Hajdu, Grzegorz Pietrzy\'nski, Jesper Storm, Ksenia Suchomska, Marek G\'orski, M\'onica Taormina, Paulina Karczmarek, Pierre Kervella, Piotr Wielg\'orski, Rolf-Peter Kudritzki, Weronika Narloch, Wolfgang Gieren

arxiv:2105.02120 v2 · 2021-05-05 · 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{PIZRCDMK7OVXMEILSRGKO6YHY3}

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	2026-07-05T02:40:20.733348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a33110d8afbab76110b944ca77b07c6d310f7ad700612933ab065d4558812d7

Aliases

arxiv: 2105.02120 · arxiv_version: 2105.02120v2 · doi: 10.48550/arxiv.2105.02120 · pith_short_12: PIZRCDMK7OVX · pith_short_16: PIZRCDMK7OVXMEIL · pith_short_8: PIZRCDMK

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/PIZRCDMK7OVXMEILSRGKO6YHY3 \
  | 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: 7a33110d8afbab76110b944ca77b07c6d310f7ad700612933ab065d4558812d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49200c2ca6a81fb444efcea7c125d409ce8670ee9ab8b862b74ea5f4a36e9053",
    "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": "2021-05-05T15:24:18Z",
    "title_canon_sha256": "d4b62e9fcf095d15fb9bdce3891b3f1f89dde3c437620488d27504543c98c4bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.02120",
    "kind": "arxiv",
    "version": 2
  }
}