Pith Number

pith:IA33SIPD

pith:2023:IA33SIPDXI2DQJOMRXSLD446B7

not attested not anchored not stored refs pending

Joint Block-Sparse Recovery Using Simultaneous BOMP/BOLS

Liyang Lu, Sheng Chen, Zhaocheng Wang

arxiv:2304.03600 v2 · 2023-04-07 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IA33SIPDXI2DQJOMRXSLD446B7}

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	2026-07-05T05:59:24.497826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4037b921e3ba343825cc8de4b1f39e0fd415ee74fa364d93393e0800ad60c1a1

Aliases

arxiv: 2304.03600 · arxiv_version: 2304.03600v2 · doi: 10.48550/arxiv.2304.03600 · pith_short_12: IA33SIPDXI2D · pith_short_16: IA33SIPDXI2DQJOM · pith_short_8: IA33SIPD

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/IA33SIPDXI2DQJOMRXSLD446B7 \
  | 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: 4037b921e3ba343825cc8de4b1f39e0fd415ee74fa364d93393e0800ad60c1a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b26a46d440a87ed695207fef96d1655c2d80f0e1a15138fb5ce7e6d7b4e716e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2023-04-07T11:51:32Z",
    "title_canon_sha256": "5976978fac98ef65b98c0afb0db928235b317f112b2cefa8cc6def051e5c175a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.03600",
    "kind": "arxiv",
    "version": 2
  }
}