Pith Number

pith:C4HMROJT

pith:2022:C4HMROJTZG3A3MDR27PKW7ORBI

not attested not anchored not stored refs pending

Fast algorithms for nonlinear and constrained phase retrieval in near-field X-ray holography based on Tikhonov regularization

Jens Lucht, Leon Merten Lohse, Simon Huhn, Tim Salditt

arxiv:2205.01099 v2 · 2022-05-02 · eess.IV · 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{C4HMROJTZG3A3MDR27PKW7ORBI}

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	2026-07-05T04:53:28.135209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

170ec8b933c9b60db071d7deab7dd10a1c94b9f98014e8cbbc79a3225bf241f2

Aliases

arxiv: 2205.01099 · arxiv_version: 2205.01099v2 · doi: 10.48550/arxiv.2205.01099 · pith_short_12: C4HMROJTZG3A · pith_short_16: C4HMROJTZG3A3MDR · pith_short_8: C4HMROJT

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/C4HMROJTZG3A3MDR27PKW7ORBI \
  | 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: 170ec8b933c9b60db071d7deab7dd10a1c94b9f98014e8cbbc79a3225bf241f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "803ef0cf3114845d3ed7f52402257784e85a9b91f56c3d3f3867a82afcaa5a44",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-05-02T12:53:49Z",
    "title_canon_sha256": "6e26e15abe188b8383209ad06a9bba6a12acc254d457fc4f5bd86a6b42774bf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.01099",
    "kind": "arxiv",
    "version": 2
  }
}