Pith Number

pith:SHWFEPOL

pith:2016:SHWFEPOLWCBVDHO7BXY4FUQB4E

not attested not anchored not stored refs pending

Phase retrieval with random Gaussian sensing vectors by alternating projections

Ir\`ene Waldspurger

arxiv:1612.04330 v2 · 2016-12-13 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SHWFEPOLWCBVDHO7BXY4FUQB4E}

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	2026-05-17T23:48:34.667883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91ec523dcbb083519ddf0df1c2d201e1194d7537b5cfdd52a3047ff80b1696c2

Aliases

arxiv: 1612.04330 · arxiv_version: 1612.04330v2 · doi: 10.48550/arxiv.1612.04330 · pith_short_12: SHWFEPOLWCBV · pith_short_16: SHWFEPOLWCBVDHO7 · pith_short_8: SHWFEPOL

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/SHWFEPOLWCBVDHO7BXY4FUQB4E \
  | 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: 91ec523dcbb083519ddf0df1c2d201e1194d7537b5cfdd52a3047ff80b1696c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a4cfcc47bedf4b7e01fa93240fe783aa46461a8d53936838babda97e4e9ab64",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2016-12-13T19:46:27Z",
    "title_canon_sha256": "560e1d862a40ddc38163dd8be26d16c326baf8eb03cbad5df0849b291d844154"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04330",
    "kind": "arxiv",
    "version": 2
  }
}