Pith Number

pith:VW3PNCRS

pith:2023:VW3PNCRS7CUT3R4EBKYALRDT42

not attested not anchored not stored refs pending

EWOCS-I: The catalog of X-ray sources in Westerlund 1 from the Extended Westerlund 1 and 2 Open Clusters Survey

A. Bayo, A. Borghese, A. Ginsburg, A. Nota, A. Scholz, A. Winter, B. Ritchie, C. Argiroffi, C. Cecchi-Pestellini, C. J. Clarke, C. Pallanca, C. Trigilio, D. Calzetti, D. Locci, E. Flaccomio, E. K. Grebel, E. Moraux, E. Sabbi, E. S. Bartlett, F. Coti Zelati, F. Damiani, F. Najarro, G. Lawrence, G. L. Israel, G. Micela, G. Umana, I. Negueruela, J. F. Albacete-Colombo, J. J. Drake, J. L. Hora, J. R. Martinez-Galarza, K. Anastasopoulou, K. Muzic, L. Prisinzano, M. Andersen, M. De Becker, M. Gennaro, M. G. Guarcello, M. Mapelli, M. Miceli, M. Robberto, N. Bastian, N. J. Wright, P. Zeidler, R. Bonito, R. Castellanos, S. Clark, S. Sciortino, T. Rom, V. Almendros-Abad, W. Best

arxiv:2312.08947 v2 · 2023-12-14 · astro-ph.SR · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VW3PNCRS7CUT3R4EBKYALRDT42}

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	2026-07-05T07:24:59.180434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adb6f68a32f8a93dc7840ab005c473e68bed2887af568d6641c203bd25d53d00

Aliases

arxiv: 2312.08947 · arxiv_version: 2312.08947v2 · doi: 10.48550/arxiv.2312.08947 · pith_short_12: VW3PNCRS7CUT · pith_short_16: VW3PNCRS7CUT3R4E · pith_short_8: VW3PNCRS

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/VW3PNCRS7CUT3R4EBKYALRDT42 \
  | 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: adb6f68a32f8a93dc7840ab005c473e68bed2887af568d6641c203bd25d53d00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60f2f06b57bc190e7682a8d8dd36d0b40c5b0c3b0aa7a9dc36988281c756e024",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-12-14T13:56:38Z",
    "title_canon_sha256": "0bb6df02abfae12da24db7e7b96258cc10c4e9f1889322e7fe08c3b3f0628bad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.08947",
    "kind": "arxiv",
    "version": 2
  }
}