Pith Number

pith:MLW73YVB

pith:2019:MLW73YVB2AM7AJH456CKNTZINC

not attested not anchored not stored refs pending

Greedy Signal Space Recovery Algorithm with Overcomplete Dictionaries in Compressive Sensing

Gonzalo R. Arce, Jianchen Zhu, Qingjiang Shi, Shengjie Zhao

arxiv:1905.02433 v1 · 2019-05-07 · 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{MLW73YVB2AM7AJH456CKNTZINC}

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	2026-05-17T23:46:51.463837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62edfde2a1d019f024fcef84a6cf2868aca350e90952234a8fa5e7ab6379ce17

Aliases

arxiv: 1905.02433 · arxiv_version: 1905.02433v1 · doi: 10.48550/arxiv.1905.02433 · pith_short_12: MLW73YVB2AM7 · pith_short_16: MLW73YVB2AM7AJH4 · pith_short_8: MLW73YVB

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/MLW73YVB2AM7AJH456CKNTZINC \
  | 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: 62edfde2a1d019f024fcef84a6cf2868aca350e90952234a8fa5e7ab6379ce17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6f23a6bc728abf1214a7881fcf595909bfec4fa79654a6852ffb6075b41fbaf",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-05-07T09:28:55Z",
    "title_canon_sha256": "3519f8723096e253b32bbaed2c5159c787600999003c760ad2ea93c3842fd6a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02433",
    "kind": "arxiv",
    "version": 1
  }
}