Pith Number

pith:RUDPT5VT

pith:2014:RUDPT5VTUDTDUQXDTRZDS5SCQ2

not attested not anchored not stored refs pending

A Parallel Method for Large Scale Convex Regression Problems

Necdet Serhat Aybat, Zi Wang

arxiv:1407.7220 v2 · 2014-07-27 · 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{RUDPT5VTUDTDUQXDTRZDS5SCQ2}

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	2026-05-18T02:42:07.554817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d06f9f6b3a0e63a42e39c72397642868d9a07f05819067c00661e51ed893080

Aliases

arxiv: 1407.7220 · arxiv_version: 1407.7220v2 · doi: 10.48550/arxiv.1407.7220 · pith_short_12: RUDPT5VTUDTD · pith_short_16: RUDPT5VTUDTDUQXD · pith_short_8: RUDPT5VT

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/RUDPT5VTUDTDUQXDTRZDS5SCQ2 \
  | 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: 8d06f9f6b3a0e63a42e39c72397642868d9a07f05819067c00661e51ed893080

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2807045ed60b937e4ce3c2c0d32a3e40aaa030db13ce3a440c33d796838df0ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-07-27T13:17:02Z",
    "title_canon_sha256": "b1773d8340675c183b406b364065746a5dcec6b0bc98cc23783b4feadc5291c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7220",
    "kind": "arxiv",
    "version": 2
  }
}