Pith Number

pith:NMEQVMNW

pith:2018:NMEQVMNWFGWJI7WSAZZ7CHTLDT

not attested not anchored not stored refs pending

Linear Spectral Estimators and an Application to Phase Retrieval

Andrew S. Lan, Christoph Studer, Ramina Ghods, Tom Goldstein

arxiv:1806.03547 v1 · 2018-06-09 · cs.IT · eess.SP · math.IT · 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{NMEQVMNWFGWJI7WSAZZ7CHTLDT}

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	2026-05-18T00:13:43.055499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b090ab1b629ac947ed20673f11e6b1cfcd33fef9ef66216f60b9b4a3ba50606

Aliases

arxiv: 1806.03547 · arxiv_version: 1806.03547v1 · doi: 10.48550/arxiv.1806.03547 · pith_short_12: NMEQVMNWFGWJ · pith_short_16: NMEQVMNWFGWJI7WS · pith_short_8: NMEQVMNW

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/NMEQVMNWFGWJI7WSAZZ7CHTLDT \
  | 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: 6b090ab1b629ac947ed20673f11e6b1cfcd33fef9ef66216f60b9b4a3ba50606

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "264b8f3538a1085a26b924087d6e8e00fffeeea4e8fd1b6244de59bfc97df396",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-06-09T21:41:03Z",
    "title_canon_sha256": "5a471785b9b3ce8b7494fbf4915342fa2a43fc43e9fcc63055bde259e3f26c79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.03547",
    "kind": "arxiv",
    "version": 1
  }
}