Pith Number

pith:J4T7THAW

pith:2017:J4T7THAWEWDUUNP7L3DZCTI4FL

not attested not anchored not stored refs pending

EPIC 220204960: A Quadruple Star System Containing Two Strongly Interacting Eclipsing Binaries

A. Bieryla, A. Vanderburg, A.W. Howard, B.J. Fulton, B. Kalomeni, D. LaCourse, D. Mawet, E.A. Petigura, E. Forgacs-Dajka, G. N. Mace, H. Isaacson, H. Ngo, J.P. Halpern, L. Nelson, M.H. Kristiansen, S. Rappaport, T. Borkovits, T.L. Jacobs

arxiv:1701.05281 v1 · 2017-01-19 · 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{J4T7THAWEWDUUNP7L3DZCTI4FL}

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	2026-05-18T00:52:12.708335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f27f99c1625874a35ff5ec7914d1c2aff623606257dbc6aefddd0e736fd3300

Aliases

arxiv: 1701.05281 · arxiv_version: 1701.05281v1 · doi: 10.48550/arxiv.1701.05281 · pith_short_12: J4T7THAWEWDU · pith_short_16: J4T7THAWEWDUUNP7 · pith_short_8: J4T7THAW

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/J4T7THAWEWDUUNP7L3DZCTI4FL \
  | 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: 4f27f99c1625874a35ff5ec7914d1c2aff623606257dbc6aefddd0e736fd3300

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfb4809a9009a78f47eb755201523e6804a8b3110a629800457789e73fb8f109",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-19T02:09:31Z",
    "title_canon_sha256": "6f0d979c570c3c59140c946b991675addf118d1334586dd8003d2a8137377ac6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05281",
    "kind": "arxiv",
    "version": 1
  }
}