Pith Number

pith:CMIIRCKI

pith:2018:CMIIRCKI4YIDXFJVXWGJWXZYPG

not attested not anchored not stored refs pending

Prototype of a laser guide star wavefront sensor for the Extremely Large Telescope

C. Arcidiacono, E. Diolaiti, G. Bregoli, G. Cosentino, I. Foppiani, L. Schreiber, M. Lombini, M. Patti

arxiv:1804.07126 v1 · 2018-04-19 · 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{CMIIRCKI4YIDXFJVXWGJWXZYPG}

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	2026-05-18T00:18:01.374422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1310888948e6103b9535bd8c9b5f3879913c330396860d205d28b6bdb339cd56

Aliases

arxiv: 1804.07126 · arxiv_version: 1804.07126v1 · doi: 10.48550/arxiv.1804.07126 · pith_short_12: CMIIRCKI4YID · pith_short_16: CMIIRCKI4YIDXFJV · pith_short_8: CMIIRCKI

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/CMIIRCKI4YIDXFJVXWGJWXZYPG \
  | 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: 1310888948e6103b9535bd8c9b5f3879913c330396860d205d28b6bdb339cd56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50a57039a70dff7ecf01a55171b0f948c0f59fc0540c44b42a9cfa716f78444d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-04-19T12:53:16Z",
    "title_canon_sha256": "bc78787eeef670fcdacc1c0e594926336850145239ca6c3bb88117858a1c2ccf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07126",
    "kind": "arxiv",
    "version": 1
  }
}