Pith Number

pith:X6BMEK6R

pith:2016:X6BMEK6RMNFWJSB3K3ATBMQUII

not attested not anchored not stored refs pending

On the exact recovery of sparse signals via conic relaxations

Hongbo Dong

arxiv:1603.04572 v1 · 2016-03-15 · stat.ML · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X6BMEK6RMNFWJSB3K3ATBMQUII}

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	2026-05-18T01:19:04.494247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf82c22bd1634b64c83b56c130b214423b9debfddc59ce91d619e3d16215fd94

Aliases

arxiv: 1603.04572 · arxiv_version: 1603.04572v1 · doi: 10.48550/arxiv.1603.04572 · pith_short_12: X6BMEK6RMNFW · pith_short_16: X6BMEK6RMNFWJSB3 · pith_short_8: X6BMEK6R

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/X6BMEK6RMNFWJSB3K3ATBMQUII \
  | 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: bf82c22bd1634b64c83b56c130b214423b9debfddc59ce91d619e3d16215fd94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebb99be99c4ec5794fa36c3561af693341c7bad6c655e663d8c9b69af1f903fb",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-03-15T07:06:33Z",
    "title_canon_sha256": "718ccd8468ce7d336bb888f6bf6b6f05507b757ad9966cf7de37eaa6b392cfa8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04572",
    "kind": "arxiv",
    "version": 1
  }
}