Pith Number

pith:JT6SC5PK

pith:2008:JT6SC5PKG52N6I3Q7WJLNOGM34

not attested not anchored not stored refs pending

Subspace Pursuit for Compressive Sensing Signal Reconstruction

Olgica Milenkovic, Wei Dai

arxiv:0803.0811 v3 · 2008-03-06 · cs.NA · cs.IT · cs.NA · 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{JT6SC5PKG52N6I3Q7WJLNOGM34}

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	2026-06-03T22:06:04.847353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cfd2175ea3774df2370fd92b6b8ccdf3d761bd3ec9e1f46914d3b394c6b0435

Aliases

arxiv: 0803.0811 · arxiv_version: 0803.0811v3 · doi: 10.48550/arxiv.0803.0811 · pith_short_12: JT6SC5PKG52N · pith_short_16: JT6SC5PKG52N6I3Q · pith_short_8: JT6SC5PK

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/JT6SC5PKG52N6I3Q7WJLNOGM34 \
  | 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: 4cfd2175ea3774df2370fd92b6b8ccdf3d761bd3ec9e1f46914d3b394c6b0435

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e4f2137c5ac4a59fc7ecb6ebe1a3d9ff28c003cad9cf6f1c9498cdd5407f0d3",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NA",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2008-03-06T08:04:13Z",
    "title_canon_sha256": "aec33e522f038cae9d8dcaffe9eb6e553a730c3677cae4399dbb1ca53ca0e1fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.0811",
    "kind": "arxiv",
    "version": 3
  }
}