Pith Number

pith:Q5XIO23R

pith:2021:Q5XIO23RBWAFCT5M3NWCSP5ABT

not attested not anchored not stored refs pending

Advances in control of a Pyramid Single Conjugate Adaptive Optics system

Alfio Puglisi, Cedric Plantet, Enrico Pinna, Fabio Rossi, Guido Agapito

arxiv:2109.06144 v2 · 2021-09-13 · 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{Q5XIO23RBWAFCT5M3NWCSP5ABT}

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	2026-07-05T03:20:37.548668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

876e876b710d80514facdb6c293fa00cc88385749ff7bbb262cf7eec792f4856

Aliases

arxiv: 2109.06144 · arxiv_version: 2109.06144v2 · doi: 10.48550/arxiv.2109.06144 · pith_short_12: Q5XIO23RBWAF · pith_short_16: Q5XIO23RBWAFCT5M · pith_short_8: Q5XIO23R

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/Q5XIO23RBWAFCT5M3NWCSP5ABT \
  | 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: 876e876b710d80514facdb6c293fa00cc88385749ff7bbb262cf7eec792f4856

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce523066c6d2a03a8415d5110ab861ef73dd1b3542aac3725b41188aaac1e0a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-09-13T17:34:25Z",
    "title_canon_sha256": "3dce67602fd88cbf4ab8c8c9d3d3894019545b6bd0acd71c507c1015d2b24579"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.06144",
    "kind": "arxiv",
    "version": 2
  }
}