Pith Number

pith:W6G422IU

pith:2021:W6G422IU57WFNWCPBTRBYXZPIA

not attested not anchored not stored refs pending

First Doppler Limits on Binary Planets and Exomoons in the HR 8799 System

Andrew Vanderburg, Joseph E. Rodriguez

arxiv:2110.14650 v1 · 2021-10-27 · astro-ph.EP · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W6G422IU57WFNWCPBTRBYXZPIA}

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.

Cited by

1 paper in Pith

Planetary-Mass Exosatellite Detected Around the Substellar Companion of a Star

Receipt and verification

First computed	2026-07-05T03:34:37.209530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b78dcd6914efec56d84f0ce21c5f2f403bfc6cf5fd82e3f290a3700f13c60a5e

Aliases

arxiv: 2110.14650 · arxiv_version: 2110.14650v1 · doi: 10.48550/arxiv.2110.14650 · pith_short_12: W6G422IU57WF · pith_short_16: W6G422IU57WFNWCP · pith_short_8: W6G422IU

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/W6G422IU57WFNWCPBTRBYXZPIA \
  | 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: b78dcd6914efec56d84f0ce21c5f2f403bfc6cf5fd82e3f290a3700f13c60a5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa970d27baf925ad13465be256a06e4ecb26431cc62174eeda7aa34e615740e9",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-10-27T18:00:01Z",
    "title_canon_sha256": "2990ef0b070437f831139124b5af5a53dc496c980da9067558d5641fe58731ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.14650",
    "kind": "arxiv",
    "version": 1
  }
}