Pith Number

pith:4R2ZVZJT

pith:2009:4R2ZVZJTX7N4W42QGJG56FCSA4

not attested not anchored not stored refs pending

A typical reconstruction limit of compressed sensing based on Lp-norm minimization

T. Tanaka, T. Wadayama, Y. Kabashima

arxiv:0907.0914 v2 · 2009-07-06 · cs.IT · cond-mat.dis-nn · math.IT · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4R2ZVZJTX7N4W42QGJG56FCSA4}

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	2026-05-18T02:13:05.133709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4759ae533bfdbcb7350324ddf1452073a697ead17a7350842a35b29590037ae

Aliases

arxiv: 0907.0914 · arxiv_version: 0907.0914v2 · doi: 10.48550/arxiv.0907.0914 · pith_short_12: 4R2ZVZJTX7N4 · pith_short_16: 4R2ZVZJTX7N4W42Q · pith_short_8: 4R2ZVZJT

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/4R2ZVZJTX7N4W42QGJG56FCSA4 \
  | 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: e4759ae533bfdbcb7350324ddf1452073a697ead17a7350842a35b29590037ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97d0b1e745447f602b9c103dba4443f108ffd8e182217959ac7883c73bed81de",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "math.IT",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2009-07-06T05:38:16Z",
    "title_canon_sha256": "2dfcb020d8a5ca1abb1c9aca5eacde82ec589ae339c6b5d089f7b9881bf6941d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0914",
    "kind": "arxiv",
    "version": 2
  }
}