Pith Number

pith:PWQHT673

pith:2013:PWQHT6736TTKEVWSTFUZB6XV4P

not attested not anchored not stored refs pending

Spectral Compressive Sensing with Model Selection

Peilin Liu, Rendong Ying, Sumxin Jiang, Wenxian Yu, Zenghui Zhang, Zhenqi Lu

arxiv:1311.6916 v3 · 2013-11-27 · 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{PWQHT6736TTKEVWSTFUZB6XV4P}

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	2026-05-18T02:47:44.665238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7da079fbfbf4e6a256d2996990faf5e3e4890873d83241d251a43898374690ee

Aliases

arxiv: 1311.6916 · arxiv_version: 1311.6916v3 · doi: 10.48550/arxiv.1311.6916 · pith_short_12: PWQHT6736TTK · pith_short_16: PWQHT6736TTKEVWS · pith_short_8: PWQHT673

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/PWQHT6736TTKEVWSTFUZB6XV4P \
  | 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: 7da079fbfbf4e6a256d2996990faf5e3e4890873d83241d251a43898374690ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24b13d9cac41666cee55d70d943518d954cb34a16e3b2a59795425569bb23514",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-11-27T10:13:14Z",
    "title_canon_sha256": "7c13d34badb9f6368bb45469dcd21193258b2d8413ba8ddaa590e342ff21bf15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6916",
    "kind": "arxiv",
    "version": 3
  }
}