Pith Number

pith:RDLMQGDO

pith:2023:RDLMQGDOZPEFPIHTNKDHO2BVPX

not attested not anchored not stored refs pending

Maximum-likelihood estimation in ptychography in the presence of Poisson-Gaussian noise statistics

Allard P. Mosk, Dorian Bouchet, Jacob Seifert, Rens van Dam, Tristan van Leeuwen, Yifeng Shao

arxiv:2308.02436 v2 · 2023-08-03 · eess.IV · physics.comp-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RDLMQGDOZPEFPIHTNKDHO2BVPX}

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	2026-07-05T07:12:52.051288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88d6c8186ecbc857a0f36a867768357dfd97bf8f098a209cbb531b1b40a36935

Aliases

arxiv: 2308.02436 · arxiv_version: 2308.02436v2 · doi: 10.48550/arxiv.2308.02436 · pith_short_12: RDLMQGDOZPEF · pith_short_16: RDLMQGDOZPEFPIHT · pith_short_8: RDLMQGDO

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/RDLMQGDOZPEFPIHTNKDHO2BVPX \
  | 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: 88d6c8186ecbc857a0f36a867768357dfd97bf8f098a209cbb531b1b40a36935

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edc2693400e16b845f6bf66d13d67e09bb1ee16d5c10b3c9888a996d9fb87ac8",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2023-08-03T14:03:04Z",
    "title_canon_sha256": "b99758c89aff8b64a227c932e5a754de97d8010a6ceefa66c3064f022069b818"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.02436",
    "kind": "arxiv",
    "version": 2
  }
}