Pith Number

pith:QVL6CD5I

pith:2019:QVL6CD5IMT6OL6L3CUSTF2FXGG

not attested not anchored not stored refs pending

The Pulsating Eclipsing Binary TIC 309658221 in a 7.59 Day Orbit

Jae Woo Lee, Kyeongsoo Hong, Martti H. Kristiansen

arxiv:1904.07362 v1 · 2019-04-15 · 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{QVL6CD5IMT6OL6L3CUSTF2FXGG}

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	2026-05-17T23:46:11.727001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8557e10fa864fce5f97b152532e8b731b91cca10eab37c27836d8df30d283be9

Aliases

arxiv: 1904.07362 · arxiv_version: 1904.07362v1 · doi: 10.48550/arxiv.1904.07362 · pith_short_12: QVL6CD5IMT6O · pith_short_16: QVL6CD5IMT6OL6L3 · pith_short_8: QVL6CD5I

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/QVL6CD5IMT6OL6L3CUSTF2FXGG \
  | 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: 8557e10fa864fce5f97b152532e8b731b91cca10eab37c27836d8df30d283be9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "582e88c2952df14a63f6914e266e105986c0113c3ded659e0b73ba30b05b4702",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-04-15T23:15:23Z",
    "title_canon_sha256": "1cf35af85b1f1ff33ed89cc93f0ef098a146920da5ff73376202df073b86d8fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.07362",
    "kind": "arxiv",
    "version": 1
  }
}