Pith Number

pith:HQ7BJD2H

pith:2013:HQ7BJD2HQTWEEIK37OKML34J4L

not attested not anchored not stored refs pending

Computational Complexity of Inexact Gradient Augmented Lagrangian Methods: Application to Constrained MPC

Ion Necoara, Quoc Tran Dinh, Valentin Nedelcu

arxiv:1302.4355 v1 · 2013-02-18 · 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{HQ7BJD2HQTWEEIK37OKML34J4L}

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	2026-05-18T03:33:23.323260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c3e148f4784ec42215bfb94c5ef89e2ed20c78c0c75b79553367ae5f242f16d

Aliases

arxiv: 1302.4355 · arxiv_version: 1302.4355v1 · doi: 10.48550/arxiv.1302.4355 · pith_short_12: HQ7BJD2HQTWE · pith_short_16: HQ7BJD2HQTWEEIK3 · pith_short_8: HQ7BJD2H

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/HQ7BJD2HQTWEEIK37OKML34J4L \
  | 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: 3c3e148f4784ec42215bfb94c5ef89e2ed20c78c0c75b79553367ae5f242f16d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29532bbff66c791715f00d5f0061a92ebffd9f111911ce77b8ffab04a9853ebc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-02-18T17:12:00Z",
    "title_canon_sha256": "8e57278d4e576a820d89710c8c58bc8540a05dc268cccfc42ff886ca8fb42bfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4355",
    "kind": "arxiv",
    "version": 1
  }
}