Pith Number

pith:NWFF3YLD

pith:2026:NWFF3YLD7AVRLRJ6Z7X6WI6KS3

not attested not anchored not stored refs pending

Cataclysmic variables from SRG/eROSITA: new systems from eRASS1

A.D. Schwope, B. Stelzer, D.A.H. Buckley, D. Tubin-Arenas, G. Lamer, J. Brink, J. Kurpas, J. R. Thorstensen, K.G. Pradeep, K. Knauff, M.R. Schreiber, S.B. Potter, S. Friedrich, S. Hern\'andez-D\'iaz, V. A. C\'uneo

arxiv:2607.28066 v1 · 2026-07-30 · 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{NWFF3YLD7AVRLRJ6Z7X6WI6KS3}

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	2026-07-31T01:35:31.984694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

6d8a5de163f82b15c53ecfefeb23ca96df46093aac3c4e9f6e0dc4be266be384

Aliases

arxiv: 2607.28066 · arxiv_version: 2607.28066v1 · doi: 10.48550/arxiv.2607.28066 · pith_short_12: NWFF3YLD7AVR · pith_short_16: NWFF3YLD7AVRLRJ6 · pith_short_8: NWFF3YLD

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/NWFF3YLD7AVRLRJ6Z7X6WI6KS3 \
  | 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: 6d8a5de163f82b15c53ecfefeb23ca96df46093aac3c4e9f6e0dc4be266be384

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3769cd794444856421d3218375dc102ec64829a720e1acfb04f2badcf5e43ea8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-30T11:44:16Z",
    "title_canon_sha256": "2e3ad63c45d40a3f141fef102c54721fe0eccee2783e31adc99238d873a5d397"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28066",
    "kind": "arxiv",
    "version": 1
  }
}