Pith Number

pith:DNYYOPAZ

pith:2017:DNYYOPAZ5556PUD2LLP5KFCMMG

not attested not anchored not stored refs pending

Phase Retrieval via Sparse Wirtinger Flow

Hongxia Wang, Qi Wang, Ziyang Yuan

arxiv:1704.03286 v1 · 2017-04-11 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DNYYOPAZ5556PUD2LLP5KFCMMG}

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	2026-05-18T00:46:32.966427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b71873c19ef7be7d07a5adfd5144c61b05ca0a3275f43ccf692349d05324fd2

Aliases

arxiv: 1704.03286 · arxiv_version: 1704.03286v1 · doi: 10.48550/arxiv.1704.03286 · pith_short_12: DNYYOPAZ5556 · pith_short_16: DNYYOPAZ5556PUD2 · pith_short_8: DNYYOPAZ

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/DNYYOPAZ5556PUD2LLP5KFCMMG \
  | 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: 1b71873c19ef7be7d07a5adfd5144c61b05ca0a3275f43ccf692349d05324fd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f44453ebc602e2b4b0c0048fa711eb2ec6f2fac1b435ef36efbd63afed9ec618",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-11T13:44:46Z",
    "title_canon_sha256": "9686541fd92ffaf8d9cd20da49369839497469deab8c2ec1cffc1e7f92154b69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03286",
    "kind": "arxiv",
    "version": 1
  }
}