Pith Number

pith:OCAF74AI

pith:2025:OCAF74AIPI3S4NWHZ34CYT5GYH

not attested not anchored not stored refs pending

Phasebook: A Survey of Selected Open Problems in Phase Retrieval

Allard P. Mosk, Andreas Menzel, Felix Krahmer, Gerlind Plonka, Jonathan Dong, Julien Flamant, Marc Allain, Mark Iwen, Matthias Wellershoff, Oleh Melnyk, Palina Salanevich, Selin Aslan, Sjoerd Dirksen, Tristan van Leeuwen, Viktor Nikitin, Wim Coene

arxiv:2505.15351 v1 · 2025-05-21 · cs.IT · math.IT · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OCAF74AIPI3S4NWHZ34CYT5GYH}

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.

Cited by

1 paper in Pith

On a dense set of functions determined by sampled Gabor magnitude

Receipt and verification

First computed	2026-07-05T11:06:44.156969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70805ff0087a372e36c7cef82c4fa6c1e81f283fc74a176d9cc917ca4acc3078

Aliases

arxiv: 2505.15351 · arxiv_version: 2505.15351v1 · doi: 10.48550/arxiv.2505.15351 · pith_short_12: OCAF74AIPI3S · pith_short_16: OCAF74AIPI3S4NWH · pith_short_8: OCAF74AI

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/OCAF74AIPI3S4NWHZ34CYT5GYH \
  | 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: 70805ff0087a372e36c7cef82c4fa6c1e81f283fc74a176d9cc917ca4acc3078

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82790f7108960a2149a5aec1f9f10c99b93766e9ac5610b881b102c3d4f1495c",
    "cross_cats_sorted": [
      "math.IT",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-05-21T10:22:55Z",
    "title_canon_sha256": "98fac50a10cce32716f60b5c12f9f756ee19dd7c81edbe608d9b907cce027d2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.15351",
    "kind": "arxiv",
    "version": 1
  }
}