Pith Number

pith:E7EA2GED

pith:2019:E7EA2GEDJRAKCVN7QEI4WWTJUX

not attested not anchored not stored refs pending

Unexpected gap creating two peaks in the periods of planets of metal-rich sunlike single stars

Stuart F. Taylor

arxiv:1908.01679 v1 · 2019-08-01 · astro-ph.EP · 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{E7EA2GEDJRAKCVN7QEI4WWTJUX}

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	2026-07-05T00:31:14.517365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27c80d18834c40a155bf8111cb5a69a5df50422089d2037859f149612c71ef29

Aliases

arxiv: 1908.01679 · arxiv_version: 1908.01679v1 · doi: 10.48550/arxiv.1908.01679 · pith_short_12: E7EA2GEDJRAK · pith_short_16: E7EA2GEDJRAKCVN7 · pith_short_8: E7EA2GED

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/E7EA2GEDJRAKCVN7QEI4WWTJUX \
  | 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: 27c80d18834c40a155bf8111cb5a69a5df50422089d2037859f149612c71ef29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51a2f99e31b2da421410e776078c1db8c55445041e32e4c2f333464fc413087e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-08-01T18:00:08Z",
    "title_canon_sha256": "bd05410167b9f9cc426f9215b126455f9eb532c1b457088bd1f2378a9cd3fa44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01679",
    "kind": "arxiv",
    "version": 1
  }
}