Pith Number

pith:X6LKH2QS

pith:2017:X6LKH2QSQUIE7K3RDVMOSJMS5V

not attested not anchored not stored refs pending

On Relationship between Primal-Dual Method of Multipliers and Kalman Filter

Guoqiang Zhang, Richard Heusdens, W. Bastiaan Kleijn

arxiv:1708.06881 v1 · 2017-08-23 · math.OC · cs.DC · 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{X6LKH2QSQUIE7K3RDVMOSJMS5V}

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	2026-05-18T00:36:48.968266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf96a3ea1285104fab711d58e92592ed456fe68e2e97a603e7bb626e5d9e6dd8

Aliases

arxiv: 1708.06881 · arxiv_version: 1708.06881v1 · doi: 10.48550/arxiv.1708.06881 · pith_short_12: X6LKH2QSQUIE · pith_short_16: X6LKH2QSQUIE7K3R · pith_short_8: X6LKH2QS

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/X6LKH2QSQUIE7K3RDVMOSJMS5V \
  | 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: bf96a3ea1285104fab711d58e92592ed456fe68e2e97a603e7bb626e5d9e6dd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c50e96889b1fb63c9a583861f93a3a26c1e654978667c3acf074902cdbd1bb01",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-08-23T03:55:45Z",
    "title_canon_sha256": "d476d9c47124a2f6e9925edfe49e376b3f3c944848474da352db6bb4a0b538dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06881",
    "kind": "arxiv",
    "version": 1
  }
}