Pith Number

pith:K66H4SZK

pith:2024:K66H4SZKO2T5MOTQH4UXYNANOZ

not attested not anchored not stored refs pending

Photometric and Spectroscopic study of Ten Low Mass Ratio Contact Binary Systems: Orbital Stability, O'Connell Effect and Infra-red Calcium Line Filling

Adam Popowicz, Ain Y. De Horta, Miroslav D. Filipovic, Nick F. H. Tothill, Oliver Vince, Petar Kostic, Raul Michel, Surjit S. Wadhwa

arxiv:2407.08365 v1 · 2024-07-11 · 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{K66H4SZKO2T5MOTQH4UXYNANOZ}

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	2026-07-05T08:42:47.270837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57bc7e4b2a76a7d63a703f297c340d7647a5b8bb7455f140ba092a1658081009

Aliases

arxiv: 2407.08365 · arxiv_version: 2407.08365v1 · doi: 10.48550/arxiv.2407.08365 · pith_short_12: K66H4SZKO2T5 · pith_short_16: K66H4SZKO2T5MOTQ · pith_short_8: K66H4SZK

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/K66H4SZKO2T5MOTQH4UXYNANOZ \
  | 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: 57bc7e4b2a76a7d63a703f297c340d7647a5b8bb7455f140ba092a1658081009

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33c322556958e61fc61101bad8fbcb63a837339f4c7c7eb60c64442fc6ec73b3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-07-11T10:19:24Z",
    "title_canon_sha256": "e7ffc6604fb57ca0c7fb1a9a16a8c4aea4a454e668991693648f6c76e6be4143"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.08365",
    "kind": "arxiv",
    "version": 1
  }
}