Pith Number

pith:YFFCC23C

pith:2014:YFFCC23CBKNRX4BB2ASZ5YRHZO

not attested not anchored not stored refs pending

Power Allocation in Compressed Sensing of Non-uniformly Sparse Signals

Wei Dai, Xiaochen Zhao

arxiv:1402.4612 v2 · 2014-02-19 · 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{YFFCC23CBKNRX4BB2ASZ5YRHZO}

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	2026-05-18T02:52:14.012963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c14a216b620a9b1bf021d0259ee227cb85ff67f7c5e544e8e3489c29c022d9e1

Aliases

arxiv: 1402.4612 · arxiv_version: 1402.4612v2 · doi: 10.48550/arxiv.1402.4612 · pith_short_12: YFFCC23CBKNR · pith_short_16: YFFCC23CBKNRX4BB · pith_short_8: YFFCC23C

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/YFFCC23CBKNRX4BB2ASZ5YRHZO \
  | 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: c14a216b620a9b1bf021d0259ee227cb85ff67f7c5e544e8e3489c29c022d9e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bb3e42cc92973187a35eb15b19cc3d51e46b10835395f7a555bc7afd977ff4c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-02-19T10:13:28Z",
    "title_canon_sha256": "d970ed226d5b60d06cf7067c2ceb8da0ab43ae74d2e10e572c4c0e96ff468b71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4612",
    "kind": "arxiv",
    "version": 2
  }
}