Pith Number

pith:NAKK73HB

pith:2013:NAKK73HB3YU6A5I7JHRPU4FCEX

not attested not anchored not stored refs pending

An Alternating Direction Method with Increasing Penalty for Stable Principal Component Pursuit

Garud Iyengar, Necdet Serhat Aybat

arxiv:1309.6553 v3 · 2013-09-25 · 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{NAKK73HB3YU6A5I7JHRPU4FCEX}

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	2026-05-18T02:27:44.878101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6814afece1de29e0751f49e2fa70a225e992fb997959309291f889c058cfd8a1

Aliases

arxiv: 1309.6553 · arxiv_version: 1309.6553v3 · doi: 10.48550/arxiv.1309.6553 · pith_short_12: NAKK73HB3YU6 · pith_short_16: NAKK73HB3YU6A5I7 · pith_short_8: NAKK73HB

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/NAKK73HB3YU6A5I7JHRPU4FCEX \
  | 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: 6814afece1de29e0751f49e2fa70a225e992fb997959309291f889c058cfd8a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dadaf00adde68f66ede8e386ed773d4c8df178d8e60c4a7ec3b5efa53ef97d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-09-25T16:09:14Z",
    "title_canon_sha256": "761bdb4c2df58e9f042b11e45543b59e4bf57b9e0a79aebcf8fd216be9d6a8a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6553",
    "kind": "arxiv",
    "version": 3
  }
}