Pith Number

pith:HPYYCGGB

pith:2016:HPYYCGGBD4I3GPETRICFNLZ4OC

not attested not anchored not stored refs pending

A Geometric Analysis of Phase Retrieval

John Wright, Ju Sun, Qing Qu

arxiv:1602.06664 v3 · 2016-02-22 · cs.IT · math.IT · math.OC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HPYYCGGBD4I3GPETRICFNLZ4OC}

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

SNAP: Finding Approximate Second-Order Stationary Solutions Efficiently for Non-convex Linearly Constrained Problems

Receipt and verification

First computed	2026-05-18T00:04:42.096570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bf18118c11f11b33c938a0456af3c708be75be72e4c37d696559ea9b9c64f38

Aliases

arxiv: 1602.06664 · arxiv_version: 1602.06664v3 · doi: 10.48550/arxiv.1602.06664 · pith_short_12: HPYYCGGBD4I3 · pith_short_16: HPYYCGGBD4I3GPET · pith_short_8: HPYYCGGB

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/HPYYCGGBD4I3GPETRICFNLZ4OC \
  | 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: 3bf18118c11f11b33c938a0456af3c708be75be72e4c37d696559ea9b9c64f38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4c52d622d1472d8266640ebe880f68b5a545f8c232a76206d28f36fef863014",
    "cross_cats_sorted": [
      "math.IT",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-02-22T06:54:07Z",
    "title_canon_sha256": "07326aa3f74045e40835cb6eeb03c4a4fcacb887c6417cb8934630e316fa38a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.06664",
    "kind": "arxiv",
    "version": 3
  }
}