Pith Number

pith:SQB3EWNI

pith:2018:SQB3EWNI2SVK2QCOVIEFBSG4RO

not attested not anchored not stored refs pending

Advanced control laws for the new generation of AO systems

Carlos M. Correia

arxiv:1811.11066 v1 · 2018-11-27 · astro-ph.IM · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQB3EWNI2SVK2QCOVIEFBSG4RO}

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	2026-05-17T23:59:45.348938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9403b259a8d4aaad404eaa0850c8dc8bbdee472e9b2e42dcaf61bfa39c71ffec

Aliases

arxiv: 1811.11066 · arxiv_version: 1811.11066v1 · doi: 10.48550/arxiv.1811.11066 · pith_short_12: SQB3EWNI2SVK · pith_short_16: SQB3EWNI2SVK2QCO · pith_short_8: SQB3EWNI

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/SQB3EWNI2SVK2QCOVIEFBSG4RO \
  | 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: 9403b259a8d4aaad404eaa0850c8dc8bbdee472e9b2e42dcaf61bfa39c71ffec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc6235973b6022833412268169dd7fd9cf0e18d03759844aba5cec0d0392981f",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-11-27T15:54:49Z",
    "title_canon_sha256": "10dd6e48c4958d1c255fed31581c25a478c09690d3faf5d670382a6b8c338d8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11066",
    "kind": "arxiv",
    "version": 1
  }
}