Pith Number

pith:SUZIEQK5

pith:2017:SUZIEQK5IKOGJCBRYZCCKZMBZP

not attested not anchored not stored refs pending

Double cyclic variations in orbital period of the eclipsing cataclysmic variable EX Dra

Irina Voloshina, Li-Ying Zhu, Sheng-Bang Qian, Zhong-tao Han

arxiv:1705.03166 v1 · 2017-05-09 · 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{SUZIEQK5IKOGJCBRYZCCKZMBZP}

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	2026-05-18T00:41:32.962785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

953282415d429c648831c644256581cbe535b08ba79deb070f941cd1262a1590

Aliases

arxiv: 1705.03166 · arxiv_version: 1705.03166v1 · doi: 10.48550/arxiv.1705.03166 · pith_short_12: SUZIEQK5IKOG · pith_short_16: SUZIEQK5IKOGJCBR · pith_short_8: SUZIEQK5

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/SUZIEQK5IKOGJCBRYZCCKZMBZP \
  | 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: 953282415d429c648831c644256581cbe535b08ba79deb070f941cd1262a1590

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75b35db6a9157db12e2c4a284cd4baa8dc7e661a115498b4d519e3a7abf7de85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-09T03:37:48Z",
    "title_canon_sha256": "2d4f7a411849cfe1771842e88b8655a4f5bc5e494d610fc664a3337954787508"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03166",
    "kind": "arxiv",
    "version": 1
  }
}