Pith Number

pith:KTVA7SUL

pith:2018:KTVA7SULHNKHQ6IRQWKQLP4HHE

not attested not anchored not stored refs pending

Structure Selection of Polynomial NARX Models using Two Dimensional (2D) Particle Swarms

Akshya Swain, Eduardo MAM Mendes, Faizal Hafiz, Nitish Patel

arxiv:1812.08369 v1 · 2018-12-20 · cs.SY

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KTVA7SULHNKHQ6IRQWKQLP4HHE}

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	2026-05-17T23:57:51.456744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54ea0fca8b3b54787911859505bf87391d436a8a5d1c45e49b3d24df03cde199

Aliases

arxiv: 1812.08369 · arxiv_version: 1812.08369v1 · doi: 10.48550/arxiv.1812.08369 · pith_short_12: KTVA7SULHNKH · pith_short_16: KTVA7SULHNKHQ6IR · pith_short_8: KTVA7SUL

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/KTVA7SULHNKHQ6IRQWKQLP4HHE \
  | 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: 54ea0fca8b3b54787911859505bf87391d436a8a5d1c45e49b3d24df03cde199

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "405203a5a4b1823cb3b2959b1043d8f915cc2437e8b144e8bcd373d5f6cd2c52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-12-20T06:13:30Z",
    "title_canon_sha256": "b7dd447d0494873f829d634ed03e703f915ace1da916449072cc8efff6965dc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08369",
    "kind": "arxiv",
    "version": 1
  }
}