Pith Number

pith:DLWD6EO6

pith:2010:DLWD6EO673BT3CIZLYJ2CHUTIA

not attested not anchored not stored refs pending

A First-order Augmented Lagrangian Method for Compressed Sensing

Garud Iyengar, Necdet Serhat Aybat

arxiv:1005.5582 v2 · 2010-05-31 · math.OC · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DLWD6EO673BT3CIZLYJ2CHUTIA}

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	2026-05-18T04:14:45.149900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aec3f11defec33d89195e13a11e93402f1fecffbadcb6a56e731991e65c8f66

Aliases

arxiv: 1005.5582 · arxiv_version: 1005.5582v2 · doi: 10.48550/arxiv.1005.5582 · pith_short_12: DLWD6EO673BT · pith_short_16: DLWD6EO673BT3CIZ · pith_short_8: DLWD6EO6

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/DLWD6EO673BT3CIZLYJ2CHUTIA \
  | 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: 1aec3f11defec33d89195e13a11e93402f1fecffbadcb6a56e731991e65c8f66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09f2bc1dc43e8a60eeaff03e5c4fa9ebb458c8b5aeeb5be025d884ccbd82b00a",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2010-05-31T04:20:49Z",
    "title_canon_sha256": "e2e47e1a8357fc655fe46d8a11e0264f7d334542e58c17793311c5cbadde6728"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.5582",
    "kind": "arxiv",
    "version": 2
  }
}