Pith Number

pith:T6VU6HNT

pith:2018:T6VU6HNTPSIY3YPZBWY32RWBBL

not attested not anchored not stored refs pending

EPIC 219217635: A Doubly Eclipsing Quadruple System Containing an Evolved Binary

A.B. Justesen, A. Vanderburg, B.L. Gary, D. LaCourse, D. Mawet, G. Ruane, H. Ngo, L. Nelson, M.H. Kristiansen, N. Wallack, R. Tronsgaard, S. Albrecht, S.B. Howell, S.Rappaport, T. Borkovits, T.G. Tan, T.L. Jacobs

arxiv:1805.09693 v1 · 2018-05-24 · 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{T6VU6HNTPSIY3YPZBWY32RWBBL}

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	2026-05-18T00:13:25.370804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fab4f1db37c918de1f90db1bd46c10ac27c0110fc6540b14057fc6fbd50174f

Aliases

arxiv: 1805.09693 · arxiv_version: 1805.09693v1 · doi: 10.48550/arxiv.1805.09693 · pith_short_12: T6VU6HNTPSIY · pith_short_16: T6VU6HNTPSIY3YPZ · pith_short_8: T6VU6HNT

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/T6VU6HNTPSIY3YPZBWY32RWBBL \
  | 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: 9fab4f1db37c918de1f90db1bd46c10ac27c0110fc6540b14057fc6fbd50174f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "504fd132d8826d6e300b9bae53b0e8994b7a13c491dd3a0ae4ab75878dd8d907",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-24T14:20:38Z",
    "title_canon_sha256": "fed1e13bb53cd3d70aec6485d5e0a42290b17f6492fcdf0f624fe5375255f27d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09693",
    "kind": "arxiv",
    "version": 1
  }
}