Pith Number

pith:Z72WTI5X

pith:2018:Z72WTI5XRYGWIXH6HGCX2P2YXL

not attested not anchored not stored refs pending

ASAS-SN Identification of FY Sct as a detached eclipsing binary system with a ~2.6 year period

B. J. Shappee, C. S. Kochanek, J. L. Prieto, K. Z. Stanek, M. Pawlak, O. Pejcha, Subo Dong, T. A. Thompson, T. Jayasinghe, T. W. -S. Holoien

arxiv:1809.09628 v1 · 2018-09-25 · 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{Z72WTI5XRYGWIXH6HGCX2P2YXL}

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	2026-05-18T00:04:44.188985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cff569a3b78e0d645cfe39857d3f58baf2acb97bd4184f97a18b5f88f3483ccc

Aliases

arxiv: 1809.09628 · arxiv_version: 1809.09628v1 · doi: 10.48550/arxiv.1809.09628 · pith_short_12: Z72WTI5XRYGW · pith_short_16: Z72WTI5XRYGWIXH6 · pith_short_8: Z72WTI5X

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/Z72WTI5XRYGWIXH6HGCX2P2YXL \
  | 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: cff569a3b78e0d645cfe39857d3f58baf2acb97bd4184f97a18b5f88f3483ccc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "359311870f850213c2a62f370ef83ab9c8a926af17a293428ea5c6332009d9b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-25T18:00:00Z",
    "title_canon_sha256": "2ad4c811d398b122d9bfbc5f97a099f41463cc41d3166b68c9ef5d66649b76f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09628",
    "kind": "arxiv",
    "version": 1
  }
}