Pith Number

pith:3RPBO5SY

pith:2026:3RPBO5SYFNHJMV4T4QYQE6K4FA

not attested not anchored not stored refs pending

On Fourier Phase Retrieval from Differential Intensity Measurements with Applications to Wavefront Sensing

Lukas Weissinger, Otmar Scherzer, Ronny Ramlau, Simon Hubmer

arxiv:2606.27176 v1 · 2026-06-25 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3RPBO5SYFNHJMV4T4QYQE6K4FA}

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	2026-06-26T01:16:12.614942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc5e1776582b4e965793e43102795c281daf2e77a025b9b1f329f01777d9e582

Aliases

arxiv: 2606.27176 · arxiv_version: 2606.27176v1 · doi: 10.48550/arxiv.2606.27176 · pith_short_12: 3RPBO5SYFNHJ · pith_short_16: 3RPBO5SYFNHJMV4T · pith_short_8: 3RPBO5SY

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/3RPBO5SYFNHJMV4T4QYQE6K4FA \
  | 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: dc5e1776582b4e965793e43102795c281daf2e77a025b9b1f329f01777d9e582

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d5af56bd1103724a67afa3d4b417a4914a8ba04bba4b696a052a63351ebb75e",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-06-25T15:42:43Z",
    "title_canon_sha256": "30b164634b60b6da085a1dbf84e32fbfda59a8fa7310bdbd276b1b7a9c761e46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27176",
    "kind": "arxiv",
    "version": 1
  }
}