Pith Number

pith:V6Y5T2RU

pith:2024:V6Y5T2RUJ3S64JJMCMT7NNNY3Q

not attested not anchored not stored refs pending

The ESPRIT algorithm under high noise: Optimal error scaling and noisy super-resolution

Ethan N. Epperly, Lin Lin, Ruizhe Zhang, Zhiyan Ding

arxiv:2404.03885 v3 · 2024-04-05 · cs.IT · cs.DS · eess.SP · math.IT · 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{V6Y5T2RUJ3S64JJMCMT7NNNY3Q}

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	2026-07-05T09:26:25.429101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afb1d9ea344ee5ee252c1327f6b5b8dc286d337f9c09953a76a1ea25570f401f

Aliases

arxiv: 2404.03885 · arxiv_version: 2404.03885v3 · doi: 10.48550/arxiv.2404.03885 · pith_short_12: V6Y5T2RUJ3S6 · pith_short_16: V6Y5T2RUJ3S64JJM · pith_short_8: V6Y5T2RU

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/V6Y5T2RUJ3S64JJMCMT7NNNY3Q \
  | 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: afb1d9ea344ee5ee252c1327f6b5b8dc286d337f9c09953a76a1ea25570f401f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d0e1e8da1c42f67e808a52b5279660a734e87b6aa7104ed1eb4a43cc3659fc6",
    "cross_cats_sorted": [
      "cs.DS",
      "eess.SP",
      "math.IT",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2024-04-05T04:18:33Z",
    "title_canon_sha256": "57bf36bb7d42dd8d09f4c75e8546b68230e2020e4d0b5c1bd1986c505f11dfdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.03885",
    "kind": "arxiv",
    "version": 3
  }
}