Pith Number

pith:HICKFW25

pith:2014:HICKFW25UTW6BL7RBQLXVQOE3G

not attested not anchored not stored refs pending

Quadratically constrained quadratic programming for classification using particle swarms and applications

A G Ramakrishnan, Deepak Kumar

arxiv:1407.6315 v1 · 2014-07-23 · cs.AI · cs.LG · cs.NE · 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{HICKFW25UTW6BL7RBQLXVQOE3G}

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	2026-05-18T02:46:39.883359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a04a2db5da4ede0aff10c177ac1c4d9afff1194d4003c6bb0f60ae3ae345b99

Aliases

arxiv: 1407.6315 · arxiv_version: 1407.6315v1 · doi: 10.48550/arxiv.1407.6315 · pith_short_12: HICKFW25UTW6 · pith_short_16: HICKFW25UTW6BL7R · pith_short_8: HICKFW25

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/HICKFW25UTW6BL7RBQLXVQOE3G \
  | 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: 3a04a2db5da4ede0aff10c177ac1c4d9afff1194d4003c6bb0f60ae3ae345b99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3a9b845e769ea62ee6483e2744b6e774fda46a8422f2c62ddaf5b0fee358b9c",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NE",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-07-23T18:04:23Z",
    "title_canon_sha256": "751bd6a463346cda7065727c411e927fa96ba537e161cc997fea4d6816d9b555"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6315",
    "kind": "arxiv",
    "version": 1
  }
}