Pith Number

pith:V2DXONJZ

pith:2011:V2DXONJZEMPPVU2ITNVZTMFYNS

not attested not anchored not stored refs pending

PhaseLift: Exact and Stable Signal Recovery from Magnitude Measurements via Convex Programming

Emmanuel J. Candes, Thomas Strohmer, Vladislav Voroninski

arxiv:1109.4499 v1 · 2011-09-21 · cs.IT · 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{V2DXONJZEMPPVU2ITNVZTMFYNS}

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	2026-05-18T04:12:34.589077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae87773539231efad3489b6b99b0b86c8672e87455cebf6b8cffc1f3702ca75e

Aliases

arxiv: 1109.4499 · arxiv_version: 1109.4499v1 · doi: 10.48550/arxiv.1109.4499 · pith_short_12: V2DXONJZEMPP · pith_short_16: V2DXONJZEMPPVU2I · pith_short_8: V2DXONJZ

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/V2DXONJZEMPPVU2ITNVZTMFYNS \
  | 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: ae87773539231efad3489b6b99b0b86c8672e87455cebf6b8cffc1f3702ca75e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a53e12e01c9581a93e77773d8d3bf1dada776757cae639ddbbaabd7b2951ff6",
    "cross_cats_sorted": [
      "math.IT",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-09-21T10:57:51Z",
    "title_canon_sha256": "e90c1497d972c3cd9a6225236ef8754c0227d8b385d87ee79eb08b84eb756607"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4499",
    "kind": "arxiv",
    "version": 1
  }
}