Pith Number

pith:J76CUISW

pith:2018:J76CUISWLD7RXTM2GPRMULTMK4

not attested not anchored not stored refs pending

From a computer controlled telescope to a robotic observatory: the history of the VIRT

Alain Klotz (UPS-OMP, Bruce Gendre, David C. Morris (UVI, Etelman Observatory), IRAP), Jeff Neff (NSF), LLC, N. Brice Orange (OrangeWave Innovative Science, Pierre Thierry (Auragne Observatory), Tim Giblin (USAFA), (UVI

arxiv:1807.03538 v1 · 2018-07-10 · 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{J76CUISWLD7RXTM2GPRMULTMK4}

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	2026-05-18T00:11:10.131187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ffc2a225658ff1bcd9a33e2ca2e6c573eac6bf6af1e22e6e2d7126d011b766b

Aliases

arxiv: 1807.03538 · arxiv_version: 1807.03538v1 · doi: 10.48550/arxiv.1807.03538 · pith_short_12: J76CUISWLD7R · pith_short_16: J76CUISWLD7RXTM2 · pith_short_8: J76CUISW

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/J76CUISWLD7RXTM2GPRMULTMK4 \
  | 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: 4ffc2a225658ff1bcd9a33e2ca2e6c573eac6bf6af1e22e6e2d7126d011b766b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28715382f499d8c0f254e912b9b95c81b56b3654537fd653e92d4834e26365b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-07-10T09:13:34Z",
    "title_canon_sha256": "40363f30e6645926d632570924da94772f9521adfe4d4d5271eebd9c470d78c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03538",
    "kind": "arxiv",
    "version": 1
  }
}