Pith Number

pith:RMN5PSZH

pith:2021:RMN5PSZH5WU4SJQNTOOJZ7L6GC

not attested not anchored not stored refs pending

Nearly Minimax-Optimal Rates for Noisy Sparse Phase Retrieval via Early-Stopped Mirror Descent

Fan Wu, Patrick Rebeschini

arxiv:2105.03678 v1 · 2021-05-08 · eess.SP · cs.LG · 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{RMN5PSZH5WU4SJQNTOOJZ7L6GC}

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	2026-07-05T02:38:37.926464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b1bd7cb27eda9c9260d9b9c9cfd7e30b3e98eeb109b44d3eeb1ad7780e7b33e

Aliases

arxiv: 2105.03678 · arxiv_version: 2105.03678v1 · doi: 10.48550/arxiv.2105.03678 · pith_short_12: RMN5PSZH5WU4 · pith_short_16: RMN5PSZH5WU4SJQN · pith_short_8: RMN5PSZH

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/RMN5PSZH5WU4SJQNTOOJZ7L6GC \
  | 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: 8b1bd7cb27eda9c9260d9b9c9cfd7e30b3e98eeb109b44d3eeb1ad7780e7b33e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e33964de47c86b91424bc2f5d02b3b418efb4af495d2c42a2323b3e700bca1e",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-05-08T11:22:19Z",
    "title_canon_sha256": "ca8edb70524296ff1bd1b79d20bb1cf9287f0a9395a4956b5b0aa7adb2a8d6a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.03678",
    "kind": "arxiv",
    "version": 1
  }
}