Pith Number

pith:5BZ46UOS

pith:2014:5BZ46UOSPRRYACMNFQT7Y56BZU

not attested not anchored not stored refs pending

On the Number of Iterations for Convergence of CoSaMP and Subspace Pursuit Algorithms

Mrityunjoy Chakraborty, Siddhartha Satpathi

arxiv:1404.4927 v4 · 2014-04-19 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BZ46UOSPRRYACMNFQT7Y56BZU}

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	2026-05-18T00:57:05.129575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e873cf51d27c6380098d2c27fc77c1cd28bc8f86d3eabcbab550f3bd76dc6071

Aliases

arxiv: 1404.4927 · arxiv_version: 1404.4927v4 · doi: 10.48550/arxiv.1404.4927 · pith_short_12: 5BZ46UOSPRRY · pith_short_16: 5BZ46UOSPRRYACMN · pith_short_8: 5BZ46UOS

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/5BZ46UOSPRRYACMNFQT7Y56BZU \
  | 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: e873cf51d27c6380098d2c27fc77c1cd28bc8f86d3eabcbab550f3bd76dc6071

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96e78df7804826c16f6e2f6103b29369a5068e388c139767b5c9fd98f0b0868e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-04-19T06:35:07Z",
    "title_canon_sha256": "01de437f08ade93972c3b3d163b8ace8b6265ac8c456e261418caa47bd20629a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4927",
    "kind": "arxiv",
    "version": 4
  }
}