Pith Number

pith:ZRI5LSTA

pith:2024:ZRI5LSTA2A7QPGSISDHBSMAPFN

not attested not anchored not stored refs pending

Blind and robust estimation of adaptive optics point spread function and diffuse halo with sharp-edged objects

Anthony Berdeu (LESIA, NARIT)

arxiv:2407.21548 v1 · 2024-07-31 · eess.SP · 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{ZRI5LSTA2A7QPGSISDHBSMAPFN}

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	2026-07-05T08:50:40.615424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc51d5ca60d03f079a4890ce19300f2b4dd2e85ba6c013c16f010ee3237a83dd

Aliases

arxiv: 2407.21548 · arxiv_version: 2407.21548v1 · doi: 10.48550/arxiv.2407.21548 · pith_short_12: ZRI5LSTA2A7Q · pith_short_16: ZRI5LSTA2A7QPGSI · pith_short_8: ZRI5LSTA

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/ZRI5LSTA2A7QPGSISDHBSMAPFN \
  | 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: cc51d5ca60d03f079a4890ce19300f2b4dd2e85ba6c013c16f010ee3237a83dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "718faeabc907214ba936807758f13247bafb72fb6da40b090d9f2aafae0ff836",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2024-07-31T12:11:41Z",
    "title_canon_sha256": "8da470ae8e28b13ed7917d38d184aacff6269cad2b16953d713168f41931584e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.21548",
    "kind": "arxiv",
    "version": 1
  }
}