Pith Number

pith:7FMRXOHT

pith:2010:7FMRXOHTHSKGUWTWCUCMB6XSE3

not attested not anchored not stored refs pending

Photometric multi-site campaign on the open cluster NGC 884 I. Detection of the variable stars

A. Leitner, A. Liakos, A. Narwid, A. Pigulski, B. Acke, B. Kalomeni, B. Steininger, B. Vandenbussche, C. Aerts, C. Gielen, C.-U. Lee, C. Waelkens, C. Zhang, D. H. Kim, D. Ladjal, D. Lorenz, E. Broeders, E. Poretti, E. Puga Antol\'in, E. Schmidt, E. Vanhollebeke, F. Carrier, G. A. Gelven, G. Davignon, G. Handler, G. Kopacki, G. Michalska, G. Raskin, H. Van Winckel, J. Blommaert, J. Debosscher, J. De Ridder, J.-H. Kwon, J.N. Fu, J. Puschnig, J. R. Eggen, J. Vanautgaerden, K. Uytterhoeven, K. Yakut, L. Schmitzberger, M. Briquet, M. Cherix, M.D. Reed, M. Reyniers, M. Spano, M. St\c{e}\'slicki, P. Beck, P. Degroote, P. Lenz, P. Niarchos, R. Drummond, R. Huygen, R. {\O}stensen, S. Dehaes, S.-L. Kim, S. Prins, S. Saesen, T. Verhoelst, V. Van Helshoecht, W. De Meester, W. Zima, X.J. Jiang, Y. Blom, Y.-J. Lee, Z. Ko{\l}aczkowski

arxiv:1001.1116 v1 · 2010-01-07 · 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{7FMRXOHTHSKGUWTWCUCMB6XSE3}

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	2026-05-18T02:10:04.067764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9591bb8f33c946a5a761504c0faf226cc084fb63fd407316edec7406683f30d

Aliases

arxiv: 1001.1116 · arxiv_version: 1001.1116v1 · doi: 10.48550/arxiv.1001.1116 · pith_short_12: 7FMRXOHTHSKG · pith_short_16: 7FMRXOHTHSKGUWTW · pith_short_8: 7FMRXOHT

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/7FMRXOHTHSKGUWTWCUCMB6XSE3 \
  | 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: f9591bb8f33c946a5a761504c0faf226cc084fb63fd407316edec7406683f30d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c8e7647e1d698db2e98c220b6ec403225fae48d74ba4ff7111d85cd7f9526ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-01-07T17:23:08Z",
    "title_canon_sha256": "77c0ef925e4b5359f5f883b34fec4ef2cee5b5cd75884f0eafbab7132a8a51db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.1116",
    "kind": "arxiv",
    "version": 1
  }
}