Pith Number

pith:ZZLE3H7L

pith:2013:ZZLE3H7L26HBKU77MGO3ZTSE55

not attested not anchored not stored refs pending

Robustness of Sparse Recovery via $F$-minimization: A Topological Viewpoint

Jian Jin, Jingbo Liu, Yuantao Gu

arxiv:1301.0093 v3 · 2013-01-01 · 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{ZZLE3H7L26HBKU77MGO3ZTSE55}

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	2026-05-18T00:50:23.867912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce564d9febd78e1553ff619dbcce44ef698135172cd3f739aa2f529916fd1a81

Aliases

arxiv: 1301.0093 · arxiv_version: 1301.0093v3 · doi: 10.48550/arxiv.1301.0093 · pith_short_12: ZZLE3H7L26HB · pith_short_16: ZZLE3H7L26HBKU77 · pith_short_8: ZZLE3H7L

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/ZZLE3H7L26HBKU77MGO3ZTSE55 \
  | 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: ce564d9febd78e1553ff619dbcce44ef698135172cd3f739aa2f529916fd1a81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec48d7ef2d9125b14a783ad8922a438f949ce847a0d70cf696ea22770b38e5db",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-01-01T15:17:04Z",
    "title_canon_sha256": "742fb5ddd9c076bc337e73431a4fc99b629853c40bd8a709b5e6dbab54a4a3c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0093",
    "kind": "arxiv",
    "version": 3
  }
}