Pith Number

pith:EI4I5MNL

pith:2022:EI4I5MNLBFENMP7VYR766C7BPD

not attested not anchored not stored refs pending

Stable phase retrieval for infinite dimensional subspaces of $L_2(\mathbb{R})$

Daniel Freeman, Ingrid Daubechies, Nikki Freeman, Robert Calderbank

arxiv:2203.03135 v1 · 2022-03-07 · math.FA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EI4I5MNLBFENMP7VYR766C7BPD}

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

2 papers in Pith

Stable Phase Retrieval for Spans of Independent Random Variables

$L^2$-Stability for STFT phase retrieval

Receipt and verification

First computed	2026-07-05T04:02:31.561228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22388eb1ab0948d63ff5c47fef0be178d4f6fbd8359f8066abbcd16092f4803c

Aliases

arxiv: 2203.03135 · arxiv_version: 2203.03135v1 · doi: 10.48550/arxiv.2203.03135 · pith_short_12: EI4I5MNLBFEN · pith_short_16: EI4I5MNLBFENMP7V · pith_short_8: EI4I5MNL

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/EI4I5MNLBFENMP7VYR766C7BPD \
  | 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: 22388eb1ab0948d63ff5c47fef0be178d4f6fbd8359f8066abbcd16092f4803c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b60550c32f4e0a4f620344ed82446b98227e221efd1d0653cd4b275c26767a5d",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2022-03-07T05:22:17Z",
    "title_canon_sha256": "13afce45f773acfbe14bf9acd2b40d50e04d5a871088dd13af2b39cdf22249e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.03135",
    "kind": "arxiv",
    "version": 1
  }
}