Pith Number

pith:UXMQUYH4

pith:2020:UXMQUYH4JTXA6UAYOB7JV3KJYL

not attested not anchored not stored refs pending

Hadamard Wirtinger Flow for Sparse Phase Retrieval

Fan Wu, Patrick Rebeschini

arxiv:2006.01065 v2 · 2020-06-01 · stat.ML · cs.LG · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UXMQUYH4JTXA6UAYOB7JV3KJYL}

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	2026-07-05T02:18:04.993779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5d90a60fc4cee0f5018707e9aed49c2c659ca28608d3eac71e19e362ba0d817

Aliases

arxiv: 2006.01065 · arxiv_version: 2006.01065v2 · doi: 10.48550/arxiv.2006.01065 · pith_short_12: UXMQUYH4JTXA · pith_short_16: UXMQUYH4JTXA6UAY · pith_short_8: UXMQUYH4

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/UXMQUYH4JTXA6UAYOB7JV3KJYL \
  | 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: a5d90a60fc4cee0f5018707e9aed49c2c659ca28608d3eac71e19e362ba0d817

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed3d370674593440eb128e0e55f01f34ccd2d396f762e2574fa4702b9eeefb9f",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2020-06-01T16:41:27Z",
    "title_canon_sha256": "cfff6b67d6f151f6bd92ccde3520145ed409022259ee22c099589cf2f02aa235"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.01065",
    "kind": "arxiv",
    "version": 2
  }
}