Pith Number

pith:LFYBQB3G

pith:2012:LFYBQB3GMZ3RYDAQ7OEE4MX5UC

not attested not anchored not stored refs pending

Cooperative Sparsity Pattern Recovery in Distributed Networks Via Distributed-OMP

Pramod K. Varshney, Thakshila Wimalajeewa

arxiv:1211.6719 v1 · 2012-11-28 · cs.IT · cs.NA · 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{LFYBQB3GMZ3RYDAQ7OEE4MX5UC}

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	2026-05-18T03:39:43.969602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

597018076666771c0c10fb884e32fda0a38fd2480e1799cb56261a3209afbc46

Aliases

arxiv: 1211.6719 · arxiv_version: 1211.6719v1 · doi: 10.48550/arxiv.1211.6719 · pith_short_12: LFYBQB3GMZ3R · pith_short_16: LFYBQB3GMZ3RYDAQ · pith_short_8: LFYBQB3G

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/LFYBQB3GMZ3RYDAQ7OEE4MX5UC \
  | 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: 597018076666771c0c10fb884e32fda0a38fd2480e1799cb56261a3209afbc46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8397874606b7e6d4159eb748eb9d7e289c68130a360ee67440e17dd233801095",
    "cross_cats_sorted": [
      "cs.NA",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-11-28T19:55:24Z",
    "title_canon_sha256": "875cc1a6d7b050eebdd0b38682ae158ebfc7a66df31ceff53c50f59e50afb65c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6719",
    "kind": "arxiv",
    "version": 1
  }
}