Pith Number

pith:LWXW7FOV

pith:2018:LWXW7FOVAQT3KS7FB33U4RNI7D

not attested not anchored not stored refs pending

The Orbit of the Close Companion of Polaris: Hubble Space Telescope Imaging 2007 to 2014

(2) Penn State University, 3), (3) Space Telescope Science Institute, (4) CHARA Array, (5) European Southern Obs.), Alexandre Gallenne (5), Edmund P. Nelan (3), Evan D. Tingle (1) ((1) Smithsonian Astrophys. Obs., Gail H. Schaefer (4), Georgia State University, Howard E. Bond (2, Jennifer Mack (3), Kailash C. Sahu (3), Margarita Karovska (1), Nancy Remage Evans (1)

arxiv:1807.06115 v1 · 2018-07-16 · 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{LWXW7FOVAQT3KS7FB33U4RNI7D}

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	2026-05-18T00:06:59.065831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5daf6f95d50427b54be50ef74e45a8f8e30b74116e7fce9280f1d8b269e92f1e

Aliases

arxiv: 1807.06115 · arxiv_version: 1807.06115v1 · doi: 10.48550/arxiv.1807.06115 · pith_short_12: LWXW7FOVAQT3 · pith_short_16: LWXW7FOVAQT3KS7F · pith_short_8: LWXW7FOV

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/LWXW7FOVAQT3KS7FB33U4RNI7D \
  | 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: 5daf6f95d50427b54be50ef74e45a8f8e30b74116e7fce9280f1d8b269e92f1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "292007c54d1c7a2b3a3486b98fedaa32f008ce365a45bf856ec70b1a2f5a90d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-16T21:14:27Z",
    "title_canon_sha256": "82e777d701c100b52b8521bb7303553aef184ee4742af2ea236a4f63c21bae97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06115",
    "kind": "arxiv",
    "version": 1
  }
}