Pith Number

pith:PKUUFQCS

pith:2023:PKUUFQCSXMM7UGDRGC6IZVLILF

not attested not anchored not stored refs pending

Prony-Based Super-Resolution Phase Retrieval of Sparse, Multivariate Signals

Robert Beinert, Saghar Rezaei

arxiv:2301.07696 v1 · 2023-01-18 · cs.IT · cs.NA · math.IT · math.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{PKUUFQCSXMM7UGDRGC6IZVLILF}

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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

Phasebook: A Survey of Selected Open Problems in Phase Retrieval

Receipt and verification

First computed	2026-07-05T05:34:11.950166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7aa942c052bb19fa187130bc8cd5685955b9fa0b688b435b579a397cdf5cbfa4

Aliases

arxiv: 2301.07696 · arxiv_version: 2301.07696v1 · doi: 10.48550/arxiv.2301.07696 · pith_short_12: PKUUFQCSXMM7 · pith_short_16: PKUUFQCSXMM7UGDR · pith_short_8: PKUUFQCS

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/PKUUFQCSXMM7UGDRGC6IZVLILF \
  | 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: 7aa942c052bb19fa187130bc8cd5685955b9fa0b688b435b579a397cdf5cbfa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "801bbef0c9209c3e1f4d43bf29eae00c016a8fd36f422f8089f1546b14ab5707",
    "cross_cats_sorted": [
      "cs.NA",
      "math.IT",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2023-01-18T18:36:16Z",
    "title_canon_sha256": "632e5bc683e63ab1436077779f2a8653d157ad89c1161b87bb168a1f07933767"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.07696",
    "kind": "arxiv",
    "version": 1
  }
}