Pith Number

pith:GZ3R6AB6

pith:2011:GZ3R6AB6AXMQFPWW3MVV3CIYS4

not attested not anchored not stored refs pending

Improving Noise Robustness in Subspace-based Joint Sparse Recovery

Jong Chul Ye, Jong Min Kim, Ok Kyun Lee

arxiv:1112.3446 v2 · 2011-12-15 · 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{GZ3R6AB6AXMQFPWW3MVV3CIYS4}

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	2026-05-18T01:59:09.470268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36771f003e05d902bed6db2b5d89189701153fe5cb4fd7f1fcd32ca0adf26e54

Aliases

arxiv: 1112.3446 · arxiv_version: 1112.3446v2 · doi: 10.48550/arxiv.1112.3446 · pith_short_12: GZ3R6AB6AXMQ · pith_short_16: GZ3R6AB6AXMQFPWW · pith_short_8: GZ3R6AB6

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/GZ3R6AB6AXMQFPWW3MVV3CIYS4 \
  | 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: 36771f003e05d902bed6db2b5d89189701153fe5cb4fd7f1fcd32ca0adf26e54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "695c142d22a4f1691c6abc9da1c2df108d7e74f60b41cb28b9555610b4bcae58",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-12-15T08:27:46Z",
    "title_canon_sha256": "c5da375da8c0f9d7dab4887ecec31e64e816e701b3d3fe2d671e0d7e65304fee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3446",
    "kind": "arxiv",
    "version": 2
  }
}