Pith Number

pith:TUT4VSM2

pith:2023:TUT4VSM2KHWHLZYBHVFCTU3IPF

not attested not anchored not stored refs pending

HARPS-N high spectral resolution observations of Cepheids II. The impact of the surface-brightness color relation on the Baade-Wesselink projection factor of eta Aql

A. Gallenne, A. Merand, B. Pilecki, B. Zgirski, D. Graczyk, E. Poretti, G. Hajdu, G. Pietrzynski, J. Storm, M. Gorski, M. Rainer, M. Taormina, N. Nardetto, P. Karczmarek, P. Kervella, P. Wielgorski, V. Hocde, W. Gieren, W. Narloch

arxiv:2301.09468 v1 · 2023-01-23 · 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{TUT4VSM2KHWHLZYBHVFCTU3IPF}

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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.

Cited by

1 paper in Pith

Estimation of Classical Cepheid's Physical Parameters from NIR Light Curves

Receipt and verification

First computed	2026-07-05T05:48:49.020922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d27cac99a51ec75e7013d4a29d3687961bda4b7f62c81fd5de265c88500247c

Aliases

arxiv: 2301.09468 · arxiv_version: 2301.09468v1 · doi: 10.48550/arxiv.2301.09468 · pith_short_12: TUT4VSM2KHWH · pith_short_16: TUT4VSM2KHWHLZYB · pith_short_8: TUT4VSM2

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/TUT4VSM2KHWHLZYBHVFCTU3IPF \
  | 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: 9d27cac99a51ec75e7013d4a29d3687961bda4b7f62c81fd5de265c88500247c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01e53322f7f07177e6c3a37c1e63360340799fdc1da801cd2d5dd6eba9a991e2",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-01-23T15:00:10Z",
    "title_canon_sha256": "a767c136c1c39db1a95cb87997f75eb82f88fac195f9bb6001e5e8ba42fe0792"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.09468",
    "kind": "arxiv",
    "version": 1
  }
}